21春【兰大网院】生物化学课程作业第二套

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【兰州大学网院】-生物化学课程作业第二套
试卷总分:100    得分:100
第1题,
  
  <p class=MsoNormal style='mso-element:frame;mso-element-frame-hspace:9.0pt;
  mso-element-wrap:around;mso-element-anchor-vertical:page;mso-element-anchor-horizontal:
  margin;mso-element-top:72.1pt;mso-height-rule:exactly'><span
  style='mso-bidi-font-size:10.5pt;font-family:宋体;mso-ascii-font-family:'Times New Roman';
  mso-hansi-font-family:'Times New Roman''>细胞色素氧化酶一般是指</span><span lang=EN-US
  style='mso-bidi-font-size:10.5pt;font-family:'Times New Roman','serif''>(<span
  style='mso-spacerun:yes'>   </span>)<o:p></o:p></span></p>
  
A、Cytaa3
B、Cytp450
C、Cytb
D、Cyta
正确资料:


第2题,
  
  <p class=MsoNormal style='mso-element:frame;mso-element-frame-hspace:9.0pt;
  mso-element-wrap:around;mso-element-anchor-vertical:page;mso-element-anchor-horizontal:
  margin;mso-element-top:72.1pt;mso-height-rule:exactly'><span
  style='mso-bidi-font-size:10.5pt;font-family:宋体;mso-ascii-font-family:'Times New Roman';
  mso-hansi-font-family:'Times New Roman''>蛋白质在</span><span lang=EN-US
  style='mso-bidi-font-size:10.5pt;font-family:'Times New Roman','serif''>280nm</span><span
  style='mso-bidi-font-size:10.5pt;font-family:宋体;mso-ascii-font-family:'Times New Roman';
  mso-hansi-font-family:'Times New Roman''>处有最大吸收峰是因为（</span><span lang=EN-US
  style='mso-bidi-font-size:10.5pt;font-family:'Times New Roman','serif''><span
  style='mso-spacerun:yes'>  </span></span><span style='mso-bidi-font-size:
  10.5pt;font-family:宋体;mso-ascii-font-family:'Times New Roman';mso-hansi-font-family:
  'Times New Roman''>）</span><span lang=EN-US style='mso-bidi-font-size:10.5pt;
  font-family:'Times New Roman','serif''><o:p></o:p></span></p>
  
A、含酪氨酸等芳香族氨基酸残基
B、含谷氨酸等酸性氨基酸
C、含精氨酸等碱性氨基酸残基
D、含亮氨酸等非极性氨基酸残基
E、以上全不对
正确资料:


第3题,
  
  <p class=MsoNormal style='mso-element:frame;mso-element-frame-hspace:9.0pt;
  mso-element-wrap:around;mso-element-anchor-vertical:page;mso-element-anchor-horizontal:
  margin;mso-element-top:72.1pt;mso-height-rule:exactly'><span lang=EN-US
  style='mso-bidi-font-size:10.5pt;font-family:'Times New Roman','serif''>5mol</span><span
  style='mso-bidi-font-size:10.5pt;font-family:宋体;mso-ascii-font-family:'Times New Roman';
  mso-hansi-font-family:'Times New Roman''>葡萄糖酵解生成乳酸时净生成</span><span
  lang=EN-US style='mso-bidi-font-size:10.5pt;font-family:'Times New Roman','serif''>ATP</span><span
  style='mso-bidi-font-size:10.5pt;font-family:宋体;mso-ascii-font-family:'Times New Roman';
  mso-hansi-font-family:'Times New Roman''>的摩尔数为（</span><span lang=EN-US
  style='mso-bidi-font-size:10.5pt;font-family:'Times New Roman','serif''><span
  style='mso-spacerun:yes'>   </span></span><span style='mso-bidi-font-size:
  10.5pt;font-family:宋体;mso-ascii-font-family:'Times New Roman';mso-hansi-font-family:
  'Times New Roman''>）</span><span lang=EN-US style='mso-bidi-font-size:10.5pt;
  font-family:'Times New Roman','serif''><o:p></o:p></span></p>
  
A、5mol
B、10mol
C、15mol
D、20mol
E、25mol
正确资料:


第4题,
  
  <p class=MsoNormal style='mso-element:frame;mso-element-frame-hspace:9.0pt;
  mso-element-wrap:around;mso-element-anchor-vertical:page;mso-element-anchor-horizontal:
  margin;mso-element-top:72.1pt;mso-height-rule:exactly'><span
  style='mso-bidi-font-size:10.5pt;font-family:宋体;mso-ascii-font-family:'Times New Roman';
  mso-hansi-font-family:'Times New Roman''>生物体内</span><span lang=EN-US
  style='mso-bidi-font-size:10.5pt;font-family:'Times New Roman','serif''>ATP</span><span
  style='mso-bidi-font-size:10.5pt;font-family:宋体;mso-ascii-font-family:'Times New Roman';
  mso-hansi-font-family:'Times New Roman''>最主要的来源是（</span><span
  style='mso-bidi-font-size:10.5pt;font-family:'Times New Roman','serif''> </span><span
  style='mso-bidi-font-size:10.5pt;font-family:宋体;mso-ascii-font-family:'Times New Roman';
  mso-hansi-font-family:'Times New Roman''>）</span><span lang=EN-US
  style='mso-bidi-font-size:10.5pt;font-family:'Times New Roman','serif''><o:p></o:p></span></p>
  
A、糖酵解
B、TCA循环
C、磷酸戊糖途径
D、氧化磷酸化作用
正确资料:


资料来源：谋学网（www.mouxue.com）,
  
  <p class=MsoNormal style='mso-element:frame;mso-element-frame-hspace:9.0pt;
  mso-element-wrap:around;mso-element-anchor-vertical:page;mso-element-anchor-horizontal:
  margin;mso-element-top:72.1pt;mso-height-rule:exactly'><span
  style='mso-bidi-font-size:10.5pt;font-family:宋体;mso-ascii-font-family:'Times New Roman';
  mso-hansi-font-family:'Times New Roman''>有关</span><span lang=EN-US
  style='mso-bidi-font-size:10.5pt;font-family:'Times New Roman','serif''>G-</span><span
  style='mso-bidi-font-size:10.5pt;font-family:宋体;mso-ascii-font-family:'Times New Roman';
  mso-hansi-font-family:'Times New Roman''>蛋白的概念错误的是</span><span lang=EN-US
  style='mso-bidi-font-size:10.5pt;font-family:'Times New Roman','serif''>(<span
  style='mso-spacerun:yes'>   </span>)<o:p></o:p></span></p>
  
A、能结合GDP和GTP
B、由α.β.γ三亚基组成
C、亚基聚合时具有活性
D、可被激素受体复合物激活
E、有潜在的GTP活性
正确资料:


第6题,
  
  <p class=MsoNormal style='mso-element:frame;mso-element-frame-hspace:9.0pt;
  mso-element-wrap:around;mso-element-anchor-vertical:page;mso-element-anchor-horizontal:
  margin;mso-element-top:72.1pt;mso-height-rule:exactly'><span
  style='mso-bidi-font-size:10.5pt;font-family:宋体;mso-ascii-font-family:'Times New Roman';
  mso-hansi-font-family:'Times New Roman''>有关叶酸的叙述正确的是（</span><span lang=EN-US
  style='mso-bidi-font-size:10.5pt;font-family:'Times New Roman','serif''><span
  style='mso-spacerun:yes'>   </span></span><span style='mso-bidi-font-size:
  10.5pt;font-family:宋体;mso-ascii-font-family:'Times New Roman';mso-hansi-font-family:
  'Times New Roman''>）</span><span lang=EN-US style='mso-bidi-font-size:10.5pt;
  font-family:'Times New Roman','serif''><o:p></o:p></span></p>
  
A、动物与人体都能合成
B、能直接转移一碳单位
C、与核酸.蛋白质生物合成无关
D、绿叶植物中含量不高
E、缺乏时影响红细胞成熟，能引起巨幼红细胞性贫血
正确资料:


第7题,
  
  <p class=MsoNormal style='mso-element:frame;mso-element-frame-hspace:9.0pt;
  mso-element-wrap:around;mso-element-anchor-vertical:page;mso-element-anchor-horizontal:
  margin;mso-element-top:72.1pt;mso-height-rule:exactly'><span
  style='mso-bidi-font-size:10.5pt;font-family:宋体;mso-ascii-font-family:'Times New Roman';
  mso-hansi-font-family:'Times New Roman''>在适宜的温度条件下，变性</span><span lang=EN-US
  style='mso-bidi-font-size:10.5pt;font-family:'Times New Roman','serif''>DNA</span><span
  style='mso-bidi-font-size:10.5pt;font-family:宋体;mso-ascii-font-family:'Times New Roman';
  mso-hansi-font-family:'Times New Roman''>的两条链重新恢复双螺旋结构称为</span><span
  lang=EN-US style='mso-bidi-font-size:10.5pt;font-family:'Times New Roman','serif''>(<span
  style='mso-spacerun:yes'>   </span>)<o:p></o:p></span></p>
  
A、核酸的分子杂交
B、核酸的变性
C、核酸的探针技术
D、核酸的复性
正确资料:


第8题,
  
  <p class=MsoNormal style='mso-element:frame;mso-element-frame-hspace:9.0pt;
  mso-element-wrap:around;mso-element-anchor-vertical:page;mso-element-anchor-horizontal:
  margin;mso-element-top:72.1pt;mso-height-rule:exactly'><span
  style='mso-bidi-font-size:10.5pt;font-family:宋体;mso-ascii-font-family:'Times New Roman';
  mso-hansi-font-family:'Times New Roman''>在以下食物中饱和脂肪酸含量最低的油脂是（</span><span
  lang=EN-US style='mso-bidi-font-size:10.5pt;font-family:'Times New Roman','serif''><span
  style='mso-spacerun:yes'>   </span></span><span style='mso-bidi-font-size:
  10.5pt;font-family:宋体;mso-ascii-font-family:'Times New Roman';mso-hansi-font-family:
  'Times New Roman''>）</span><span lang=EN-US style='mso-bidi-font-size:10.5pt;
  font-family:'Times New Roman','serif''><o:p></o:p></span></p>
  
A、鱼油
B、猪油
C、牛油
D、羊油
E、奶油
正确资料:


第9题,
  
  <p class=MsoNormal style='mso-element:frame;mso-element-frame-hspace:9.0pt;
  mso-element-wrap:around;mso-element-anchor-vertical:page;mso-element-anchor-horizontal:
  margin;mso-element-top:72.1pt;mso-height-rule:exactly'><span
  style='mso-bidi-font-size:10.5pt;font-family:宋体;mso-ascii-font-family:'Times New Roman';
  mso-hansi-font-family:'Times New Roman''>下列哪种化合物可直接进入三羧酸循环反应步骤</span><span
  lang=EN-US style='mso-bidi-font-size:10.5pt;font-family:'Times New Roman','serif''>(<span
  style='mso-spacerun:yes'>   </span>)<span
  style='mso-spacerun:yes'>  </span><o:p></o:p></span></p>
  
A、丙酮酸
B、脂肪酰辅酶A
C、6-磷酸葡萄糖
D、乙酰辅酶A
正确资料:


资料来源：谋学网（www.mouxue.com）,<p class='MsoNormal' style='mso-element: frame; mso-element-frame-hspace: 9.0pt; mso-element-wrap: around; mso-element-anchor-vertical: page; mso-element-anchor-horizontal: margin; mso-element-top: 72.1pt; mso-height-rule: exactly;'><span style='font-family: 宋体; mso-bidi-font-size: 10.5pt; mso-ascii-font-family: 'Times New Roman'; mso-hansi-font-family: 'Times New Roman';'>在一个</span><span style='mso-bidi-font-size: 10.5pt; font-family: &quot;Times New Roman&quot;,&quot;serif&quot;;' lang='EN-US'>DNA</span><span style='font-family: 宋体; mso-bidi-font-size: 10.5pt; mso-ascii-font-family: 'Times New Roman'; mso-hansi-font-family: 'Times New Roman';'>分子中，若</span><span style='mso-bidi-font-size: 10.5pt; font-family: &quot;Times New Roman&quot;,&quot;serif&quot;;' lang='EN-US'>A</span><span style='font-family: 宋体; mso-bidi-font-size: 10.5pt; mso-ascii-font-family: 'Times New Roman'; mso-hansi-font-family: 'Times New Roman';'>所占摩尔比为</span><span style='mso-bidi-font-size: 10.5pt; font-family: &quot;Times New Roman&quot;,&quot;serif&quot;;' lang='EN-US'>32.8%,</span><span style='font-family: 宋体; mso-bidi-font-size: 10.5pt; mso-ascii-font-family: 'Times New Roman'; mso-hansi-font-family: 'Times New Roman';'>则</span><span style='mso-bidi-font-size: 10.5pt; font-family: &quot;Times New Roman&quot;,&quot;serif&quot;;' lang='EN-US'>G</span><span style='font-family: 宋体; mso-bidi-font-size: 10.5pt; mso-ascii-font-family: 'Times New Roman'; mso-hansi-font-family: 'Times New Roman';'>的摩尔比为（</span><span style='mso-bidi-font-size: 10.5pt; font-family: &quot;Times New Roman&quot;,&quot;serif&quot;;' lang='EN-US'><span style='mso-spacerun: yes;'> </span></span><span style='mso-bidi-font-size: 10.5pt; font-family: 宋体; mso-ascii-font-family: &quot;Times New Roman&quot;; mso-hansi-font-family: &quot;Times New Roman&quot;;'>）</span><span style='mso-bidi-font-size: 10.5pt; font-family: &quot;Times New Roman&quot;,&quot;serif&quot;;' lang='EN-US'></span></p>
A、67.2%
B、32.8%
C、17.2%
D、65.6%
E、61.6%
正确资料:


第11题,
  
  <p class=MsoNormal style='mso-element:frame;mso-element-frame-hspace:9.0pt;
  mso-element-wrap:around;mso-element-anchor-vertical:page;mso-element-anchor-horizontal:
  margin;mso-element-top:72.1pt;mso-height-rule:exactly'><span
  style='mso-bidi-font-size:10.5pt;font-family:宋体;mso-ascii-font-family:'Times New Roman';
  mso-hansi-font-family:'Times New Roman''>酶与一般催化剂相比所具有的特点是</span><span
  lang=EN-US style='mso-bidi-font-size:10.5pt;font-family:'Times New Roman','serif''>(<span
  style='mso-spacerun:yes'>   </span>)<o:p></o:p></span></p>
  
A、能加速化学反应速度
B、能缩短反应达到平衡所需的时间
C、具有高度的专一性
D、反应前后质和量无改
E、对正.逆反应都有催化作用
正确资料:


资料来源：谋学网（www.mouxue.com）,
  
  <p class=MsoNormal style='mso-element:frame;mso-element-frame-hspace:9.0pt;
  mso-element-wrap:around;mso-element-anchor-vertical:page;mso-element-anchor-horizontal:
  margin;mso-element-top:72.1pt;mso-height-rule:exactly'><span
  style='mso-bidi-font-size:10.5pt;font-family:宋体;mso-ascii-font-family:'Times New Roman';
  mso-hansi-font-family:'Times New Roman''>常用与治疗痛风症的药物（</span><span lang=EN-US
  style='mso-bidi-font-size:10.5pt;font-family:'Times New Roman','serif''><span
  style='mso-spacerun:yes'>   </span></span><span style='mso-bidi-font-size:
  10.5pt;font-family:宋体;mso-ascii-font-family:'Times New Roman';mso-hansi-font-family:
  'Times New Roman''>）</span><span lang=EN-US style='mso-bidi-font-size:10.5pt;
  font-family:'Times New Roman','serif''><o:p></o:p></span></p>
  
A、阿托品
B、青霉素
C、胰岛素
D、别嘌呤醇
E、vitB1
正确资料:


第13题,
  
  <p class=MsoNormal style='mso-element:frame;mso-element-frame-hspace:9.0pt;
  mso-element-wrap:around;mso-element-anchor-vertical:page;mso-element-anchor-horizontal:
  margin;mso-element-top:72.1pt;mso-height-rule:exactly'><span
  style='mso-bidi-font-size:10.5pt;font-family:宋体;mso-ascii-font-family:'Times New Roman';
  mso-hansi-font-family:'Times New Roman''>某双链</span><span lang=EN-US
  style='mso-bidi-font-size:10.5pt;font-family:'Times New Roman','serif''>DNA</span><span
  style='mso-bidi-font-size:10.5pt;font-family:宋体;mso-ascii-font-family:'Times New Roman';
  mso-hansi-font-family:'Times New Roman''>纯样品含</span><span lang=EN-US
  style='mso-bidi-font-size:10.5pt;font-family:'Times New Roman','serif''>15</span><span
  style='mso-bidi-font-size:10.5pt;font-family:宋体;mso-ascii-font-family:'Times New Roman';
  mso-hansi-font-family:'Times New Roman''>％的</span><span lang=EN-US
  style='mso-bidi-font-size:10.5pt;font-family:'Times New Roman','serif''>A</span><span
  style='mso-bidi-font-size:10.5pt;font-family:宋体;mso-ascii-font-family:'Times New Roman';
  mso-hansi-font-family:'Times New Roman''>，该样品中</span><span lang=EN-US
  style='mso-bidi-font-size:10.5pt;font-family:'Times New Roman','serif''>G</span><span
  style='mso-bidi-font-size:10.5pt;font-family:宋体;mso-ascii-font-family:'Times New Roman';
  mso-hansi-font-family:'Times New Roman''>的含量为</span><span lang=EN-US
  style='mso-bidi-font-size:10.5pt;font-family:'Times New Roman','serif''>: </span><span
  style='mso-bidi-font-size:10.5pt;font-family:宋体;mso-ascii-font-family:'Times New Roman';
  mso-hansi-font-family:'Times New Roman''>（</span><span style='mso-bidi-font-size:
  10.5pt;font-family:'Times New Roman','serif''> </span><span style='mso-bidi-font-size:
  10.5pt;font-family:宋体;mso-ascii-font-family:'Times New Roman';mso-hansi-font-family:
  'Times New Roman''>）</span><span lang=EN-US style='mso-bidi-font-size:10.5pt;
  font-family:'Times New Roman','serif''><o:p></o:p></span></p>
  
A、35％
B、15％
C、30％
D、20％
E、50％
正确资料:


第14题,
  
  <p class=MsoNormal style='mso-element:frame;mso-element-frame-hspace:9.0pt;
  mso-element-wrap:around;mso-element-anchor-vertical:page;mso-element-anchor-horizontal:
  margin;mso-element-top:72.1pt;mso-height-rule:exactly'><span lang=EN-US
  style='mso-bidi-font-size:10.5pt;font-family:'Times New Roman','serif''>IMP</span><span
  style='mso-bidi-font-size:10.5pt;font-family:宋体;mso-ascii-font-family:'Times New Roman';
  mso-hansi-font-family:'Times New Roman''>是下列哪类物质合成的重要中间产物</span><span
  lang=EN-US style='mso-bidi-font-size:10.5pt;font-family:'Times New Roman','serif''>(<span
  style='mso-spacerun:yes'>   </span>) <o:p></o:p></span></p>
  
A、嘌呤核苷酸
B、氨基酸
C、嘧啶核苷酸
D、维生素
正确资料:


资料来源：谋学网（www.mouxue.com）,
  
  <p class=MsoNormal style='mso-element:frame;mso-element-frame-hspace:9.0pt;
  mso-element-wrap:around;mso-element-anchor-vertical:page;mso-element-anchor-horizontal:
  margin;mso-element-top:72.1pt;mso-height-rule:exactly'><span
  style='mso-bidi-font-size:10.5pt;font-family:宋体;mso-ascii-font-family:'Times New Roman';
  mso-hansi-font-family:'Times New Roman''>三羧酸循环在亚细胞器的哪一部位进行（</span><span
  lang=EN-US style='mso-bidi-font-size:10.5pt;font-family:'Times New Roman','serif''><span
  style='mso-spacerun:yes'>   </span></span><span style='mso-bidi-font-size:
  10.5pt;font-family:宋体;mso-ascii-font-family:'Times New Roman';mso-hansi-font-family:
  'Times New Roman''>）</span><span lang=EN-US style='mso-bidi-font-size:10.5pt;
  font-family:'Times New Roman','serif''><o:p></o:p></span></p>
  
A、细胞核
B、胞液
C、微粒体
D、线粒体
E、高尔基体
正确资料:


第16题,
  
  <p class=MsoNormal style='mso-element:frame;mso-element-frame-hspace:9.0pt;
  mso-element-wrap:around;mso-element-anchor-vertical:page;mso-element-anchor-horizontal:
  margin;mso-element-top:72.1pt;mso-height-rule:exactly'><span
  style='mso-bidi-font-size:10.5pt;font-family:宋体;mso-ascii-font-family:'Times New Roman';
  mso-hansi-font-family:'Times New Roman''>在蛋白质生物合成中转运氨基酸的</span><span
  lang=EN-US style='mso-bidi-font-size:10.5pt;font-family:'Times New Roman','serif''>RNA</span><span
  style='mso-bidi-font-size:10.5pt;font-family:宋体;mso-ascii-font-family:'Times New Roman';
  mso-hansi-font-family:'Times New Roman''>是（</span><span lang=EN-US
  style='mso-bidi-font-size:10.5pt;font-family:'Times New Roman','serif''><span
  style='mso-spacerun:yes'>   </span></span><span style='mso-bidi-font-size:
  10.5pt;font-family:宋体;mso-ascii-font-family:'Times New Roman';mso-hansi-font-family:
  'Times New Roman''>）</span><span lang=EN-US style='mso-bidi-font-size:10.5pt;
  font-family:'Times New Roman','serif''><o:p></o:p></span></p>
  
A、tRNA
B、mRNA
C、rRNA
D、HnRNA
E、7sRNA
正确资料:


第17题,
  
  <p class=MsoNormal style='mso-element:frame;mso-element-frame-hspace:9.0pt;
  mso-element-wrap:around;mso-element-anchor-vertical:page;mso-element-anchor-horizontal:
  margin;mso-element-top:72.1pt;mso-height-rule:exactly'><span
  style='mso-bidi-font-size:10.5pt;font-family:宋体;mso-ascii-font-family:'Times New Roman';
  mso-hansi-font-family:'Times New Roman''>体内的</span><span lang=EN-US
  style='mso-bidi-font-size:10.5pt;font-family:'Times New Roman','serif''>CO2</span><span
  style='mso-bidi-font-size:10.5pt;font-family:宋体;mso-ascii-font-family:'Times New Roman';
  mso-hansi-font-family:'Times New Roman''>主要来自于</span><span lang=EN-US
  style='mso-bidi-font-size:10.5pt;font-family:'Times New Roman','serif''>(<span
  style='mso-spacerun:yes'>   </span>)<o:p></o:p></span></p>
  
A、生物转化过程
B、氧化还原反应
C、有机酸的脱羧
D、酶促反应
正确资料:


第18题,
  
  <p class=MsoNormal style='mso-element:frame;mso-element-frame-hspace:9.0pt;
  mso-element-wrap:around;mso-element-anchor-vertical:page;mso-element-anchor-horizontal:
  margin;mso-element-top:72.1pt;mso-height-rule:exactly'><span
  style='mso-bidi-font-size:10.5pt;font-family:宋体;mso-ascii-font-family:'Times New Roman';
  mso-hansi-font-family:'Times New Roman''>一摩尔葡萄糖经糖的有氧氧化过程可生成</span><span
  lang=EN-US style='mso-bidi-font-size:10.5pt;font-family:'Times New Roman','serif''><span
  style='mso-spacerun:yes'>   </span></span><span style='mso-bidi-font-size:
  10.5pt;font-family:宋体;mso-ascii-font-family:'Times New Roman';mso-hansi-font-family:
  'Times New Roman''>的乙酰</span><span lang=EN-US style='mso-bidi-font-size:10.5pt;
  font-family:'Times New Roman','serif''>CoA</span><span style='mso-bidi-font-size:
  10.5pt;font-family:宋体;mso-ascii-font-family:'Times New Roman';mso-hansi-font-family:
  'Times New Roman''>（）</span><span lang=EN-US style='mso-bidi-font-size:10.5pt;
  font-family:'Times New Roman','serif''><o:p></o:p></span></p>
  
A、1摩尔
B、2摩尔
C、3摩尔
D、4摩尔
E、5摩尔
正确资料:


第19题,
  
  <p class=MsoNormal style='mso-element:frame;mso-element-frame-hspace:9.0pt;
  mso-element-wrap:around;mso-element-anchor-vertical:page;mso-element-anchor-horizontal:
  margin;mso-element-top:72.1pt;mso-height-rule:exactly'><span
  style='mso-bidi-font-size:10.5pt;font-family:宋体;mso-ascii-font-family:'Times New Roman';
  mso-hansi-font-family:'Times New Roman''>人体内嘌呤核苷酸分解代谢的主要终产物是（</span><span
  lang=EN-US style='mso-bidi-font-size:10.5pt;font-family:'Times New Roman','serif''><span
  style='mso-spacerun:yes'>  </span></span><span style='mso-bidi-font-size:
  10.5pt;font-family:宋体;mso-ascii-font-family:'Times New Roman';mso-hansi-font-family:
  'Times New Roman''>）</span><span lang=EN-US style='mso-bidi-font-size:10.5pt;
  font-family:'Times New Roman','serif''><o:p></o:p></span></p>
  
A、磷酸盐
B、尿酸
C、肌酐
D、尿苷酸
E、尿素
正确资料:


资料来源：谋学网（www.mouxue.com）,
  
  <p class=MsoNormal style='mso-element:frame;mso-element-frame-hspace:9.0pt;
  mso-element-wrap:around;mso-element-anchor-vertical:page;mso-element-anchor-horizontal:
  margin;mso-element-top:72.1pt;mso-height-rule:exactly'><span
  style='mso-bidi-font-size:10.5pt;font-family:宋体;mso-ascii-font-family:'Times New Roman';
  mso-hansi-font-family:'Times New Roman''>正常人的血液</span><span lang=EN-US
  style='mso-bidi-font-size:10.5pt;font-family:'Times New Roman','serif''>pH</span><span
  style='mso-bidi-font-size:10.5pt;font-family:宋体;mso-ascii-font-family:'Times New Roman';
  mso-hansi-font-family:'Times New Roman''>为</span><span lang=EN-US
  style='mso-bidi-font-size:10.5pt;font-family:'Times New Roman','serif''>(<span
  style='mso-spacerun:yes'>   </span>)<o:p></o:p></span></p>
  
A、5.35~5.55
B、6.35~6.45
C、7.35~7.45
D、7.65~7.75
正确资料:


第21题,
  
  <p class=MsoNormal style='mso-element:frame;mso-element-frame-hspace:9.0pt;
  mso-element-wrap:around;mso-element-anchor-vertical:page;mso-element-anchor-horizontal:
  margin;mso-element-top:72.1pt;mso-height-rule:exactly'><span
  style='mso-bidi-font-size:10.5pt;font-family:宋体;mso-ascii-font-family:'Times New Roman';
  mso-hansi-font-family:'Times New Roman''>三酯酰甘油脂肪酶又称为</span><span lang=EN-US
  style='mso-bidi-font-size:10.5pt;font-family:'Times New Roman','serif''>(<span
  style='mso-spacerun:yes'>   </span>)<o:p></o:p></span></p>
  
A、抗脂解激素
B、激素敏感性脂肪酶
C、脂解激素
D、卵磷脂-胆固醇酰基转移酶
正确资料:


第22题,
  
  <p class=MsoNormal style='mso-element:frame;mso-element-frame-hspace:9.0pt;
  mso-element-wrap:around;mso-element-anchor-vertical:page;mso-element-anchor-horizontal:
  margin;mso-element-top:72.1pt;mso-height-rule:exactly'><span
  style='mso-bidi-font-size:10.5pt;font-family:宋体;mso-ascii-font-family:'Times New Roman';
  mso-hansi-font-family:'Times New Roman''>因为肌肉组织缺乏下列哪种酶，所以肌肉组织不能直接利用乳酸</span><span
  lang=EN-US style='mso-bidi-font-size:10.5pt;font-family:'Times New Roman','serif''>(<span
  style='mso-spacerun:yes'>   </span>)<o:p></o:p></span></p>
  
A、己糖激酶
B、葡萄糖-6-磷酸酶
C、乳酸脱氢酶
D、脂肪酶
正确资料:


第23题,
  
  <p class=MsoNormal style='mso-element:frame;mso-element-frame-hspace:9.0pt;
  mso-element-wrap:around;mso-element-anchor-vertical:page;mso-element-anchor-horizontal:
  margin;mso-element-top:72.1pt;mso-height-rule:exactly'><span
  style='mso-bidi-font-size:10.5pt;font-family:宋体;mso-ascii-font-family:'Times New Roman';
  mso-hansi-font-family:'Times New Roman''>以下哪项属于脂溶性维生素（</span><span
  lang=EN-US style='mso-bidi-font-size:10.5pt;font-family:'Times New Roman','serif''><span
  style='mso-spacerun:yes'>  </span></span><span style='mso-bidi-font-size:
  10.5pt;font-family:宋体;mso-ascii-font-family:'Times New Roman';mso-hansi-font-family:
  'Times New Roman''>）</span><span lang=EN-US style='mso-bidi-font-size:10.5pt;
  font-family:'Times New Roman','serif''><o:p></o:p></span></p>
  
A、维生素D
B、维生素B1
C、维生素B12
D、维生素C
E、维生素B2
正确资料:


第24题,
  
  <p class=MsoNormal style='mso-element:frame;mso-element-frame-hspace:9.0pt;
  mso-element-wrap:around;mso-element-anchor-vertical:page;mso-element-anchor-horizontal:
  margin;mso-element-top:72.1pt;mso-height-rule:exactly'><span
  style='mso-bidi-font-size:10.5pt;font-family:宋体;mso-ascii-font-family:'Times New Roman';
  mso-hansi-font-family:'Times New Roman''>糖的无氧氧化反应的终产物是</span><span
  lang=EN-US style='mso-bidi-font-size:10.5pt;font-family:'Times New Roman','serif''>(<span
  style='mso-spacerun:yes'>   </span>)<o:p></o:p></span></p>
  
A、丙酮酸
B、单核苷酸
C、乳酸
D、尿酸
正确资料:


资料来源：谋学网（www.mouxue.com）,
  
  <p class=MsoNormal style='mso-element:frame;mso-element-frame-hspace:9.0pt;
  mso-element-wrap:around;mso-element-anchor-vertical:page;mso-element-anchor-horizontal:
  margin;mso-element-top:72.1pt;mso-height-rule:exactly'><span
  style='mso-bidi-font-size:10.5pt;font-family:宋体;mso-ascii-font-family:'Times New Roman';
  mso-hansi-font-family:'Times New Roman''>下列哪个过程主要在线粒体进行</span><span
  lang=EN-US style='mso-bidi-font-size:10.5pt;font-family:'Times New Roman','serif''>(<span
  style='mso-spacerun:yes'>   </span>)<o:p></o:p></span></p>
  
A、脂肪酸合成
B、胆固醇合成
C、磷脂合成
D、甘油分解
E、脂肪酸β-氧化
正确资料:


第26题,
  
  <p class=MsoNormal style='mso-element:frame;mso-element-frame-hspace:9.0pt;
  mso-element-wrap:around;mso-element-anchor-vertical:page;mso-element-anchor-horizontal:
  margin;mso-element-top:72.1pt;mso-height-rule:exactly'><span
  style='mso-bidi-font-size:10.5pt;font-family:宋体;mso-ascii-font-family:'Times New Roman';
  mso-hansi-font-family:'Times New Roman''>鸟氨酸循环中，合成尿素的第二个氮原子来自</span><span
  lang=EN-US style='mso-bidi-font-size:10.5pt;font-family:'Times New Roman','serif''>(<span
  style='mso-spacerun:yes'>   </span>)<o:p></o:p></span></p>
  
A、氨基甲酰磷酸
B、NH3
C、天冬氨酸
D、天冬酰胺
E、谷氨酰胺
正确资料:


第27题,
  
  <p class=MsoNormal style='mso-element:frame;mso-element-frame-hspace:9.0pt;
  mso-element-wrap:around;mso-element-anchor-vertical:page;mso-element-anchor-horizontal:
  margin;mso-element-top:72.1pt;mso-height-rule:exactly'><span
  style='mso-bidi-font-size:10.5pt;font-family:宋体;mso-ascii-font-family:'Times New Roman';
  mso-hansi-font-family:'Times New Roman''>下列化合物中哪一种是琥珀酸脱氢酶的辅酶？（</span><span
  style='mso-bidi-font-size:10.5pt;font-family:'Times New Roman','serif''> </span><span
  style='mso-bidi-font-size:10.5pt;font-family:宋体;mso-ascii-font-family:'Times New Roman';
  mso-hansi-font-family:'Times New Roman''>）</span><span lang=EN-US
  style='mso-bidi-font-size:10.5pt;font-family:'Times New Roman','serif''><o:p></o:p></span></p>
  
A、生物素
B、FAD
C、NADP+
D、NAD+
正确资料:


第28题,
  
  <p class=MsoNormal style='mso-element:frame;mso-element-frame-hspace:9.0pt;
  mso-element-wrap:around;mso-element-anchor-vertical:page;mso-element-anchor-horizontal:
  margin;mso-element-top:72.1pt;mso-height-rule:exactly'><span
  style='mso-bidi-font-size:10.5pt;font-family:宋体;mso-ascii-font-family:'Times New Roman';
  mso-hansi-font-family:'Times New Roman''>下列哪种不是膳食纤维</span><span lang=EN-US
  style='mso-bidi-font-size:10.5pt;font-family:'Times New Roman','serif''><span
  style='mso-spacerun:yes'>  </span>(<span
  style='mso-spacerun:yes'>    </span>)<o:p></o:p></span></p>
  
A、树胶
B、果胶
C、木质素
D、维生素
E、钙
正确资料:


第29题,
  
  <p class=MsoNormal style='mso-element:frame;mso-element-frame-hspace:9.0pt;
  mso-element-wrap:around;mso-element-anchor-vertical:page;mso-element-anchor-horizontal:
  margin;mso-element-top:72.1pt;mso-height-rule:exactly'><span lang=EN-US
  style='mso-bidi-font-size:10.5pt;font-family:'Times New Roman','serif''>1</span><span
  style='mso-bidi-font-size:10.5pt;font-family:宋体;mso-ascii-font-family:'Times New Roman';
  mso-hansi-font-family:'Times New Roman''>摩尔软脂酸（</span><span lang=EN-US
  style='mso-bidi-font-size:10.5pt;font-family:'Times New Roman','serif''>16C</span><span
  style='mso-bidi-font-size:10.5pt;font-family:宋体;mso-ascii-font-family:'Times New Roman';
  mso-hansi-font-family:'Times New Roman''>）彻底氧化时可净生成</span><span lang=EN-US
  style='mso-bidi-font-size:10.5pt;font-family:'Times New Roman','serif''>ATP</span><span
  style='mso-bidi-font-size:10.5pt;font-family:宋体;mso-ascii-font-family:'Times New Roman';
  mso-hansi-font-family:'Times New Roman''>的摩尔数（</span><span lang=EN-US
  style='mso-bidi-font-size:10.5pt;font-family:'Times New Roman','serif''><span
  style='mso-spacerun:yes'>   </span></span><span style='mso-bidi-font-size:
  10.5pt;font-family:宋体;mso-ascii-font-family:'Times New Roman';mso-hansi-font-family:
  'Times New Roman''>）</span><span lang=EN-US style='mso-bidi-font-size:10.5pt;
  font-family:'Times New Roman','serif''><o:p></o:p></span></p>
  
A、127
B、129
C、131
D、133
E、135
正确资料:


资料来源：谋学网（www.mouxue.com）,
  
  <p class=MsoNormal style='mso-element:frame;mso-element-frame-hspace:9.0pt;
  mso-element-wrap:around;mso-element-anchor-vertical:page;mso-element-anchor-horizontal:
  margin;mso-element-top:72.1pt;mso-height-rule:exactly'><span
  style='mso-bidi-font-size:10.5pt;font-family:宋体;mso-ascii-font-family:'Times New Roman';
  mso-hansi-font-family:'Times New Roman''>豆类存在的第一限制氨基酸是</span><span
  lang=EN-US style='mso-bidi-font-size:10.5pt;font-family:'Times New Roman','serif''>(
  <span style='mso-spacerun:yes'>    </span>)<o:p></o:p></span></p>
  
A、谷氨酸
B、组氨酸
C、蛋氨酸
D、赖氨酸
E、色氨酸
正确资料:


第31题,
  
  <p class=MsoNormal style='mso-element:frame;mso-element-frame-hspace:9.0pt;
  mso-element-wrap:around;mso-element-anchor-vertical:page;mso-element-anchor-horizontal:
  margin;mso-element-top:72.1pt;mso-height-rule:exactly'><span
  style='mso-bidi-font-size:10.5pt;font-family:宋体;mso-ascii-font-family:'Times New Roman';
  mso-hansi-font-family:'Times New Roman''>丙酮酸脱氢酶复合体中最终接受底物脱下的</span><span
  lang=EN-US style='mso-bidi-font-size:10.5pt;font-family:'Times New Roman','serif''>2H</span><span
  style='mso-bidi-font-size:10.5pt;font-family:宋体;mso-ascii-font-family:'Times New Roman';
  mso-hansi-font-family:'Times New Roman''>的辅助因子是（</span><span
  style='mso-bidi-font-size:10.5pt;font-family:'Times New Roman','serif''> </span><span
  style='mso-bidi-font-size:10.5pt;font-family:宋体;mso-ascii-font-family:'Times New Roman';
  mso-hansi-font-family:'Times New Roman''>）</span><span lang=EN-US
  style='mso-bidi-font-size:10.5pt;font-family:'Times New Roman','serif''><o:p></o:p></span></p>
  
A、FAD
B、CoA
C、NAD+
D、TPP
正确资料:


第32题,
  
  <p class=MsoNormal style='mso-element:frame;mso-element-frame-hspace:9.0pt;
  mso-element-wrap:around;mso-element-anchor-vertical:page;mso-element-anchor-horizontal:
  margin;mso-element-top:72.1pt;mso-height-rule:exactly'><span
  style='mso-bidi-font-size:10.5pt;font-family:宋体;mso-ascii-font-family:'Times New Roman';
  mso-hansi-font-family:'Times New Roman''>脂酰</span><span lang=EN-US
  style='mso-bidi-font-size:10.5pt;font-family:'Times New Roman','serif''>CoA</span><span
  style='mso-bidi-font-size:10.5pt;font-family:宋体;mso-ascii-font-family:'Times New Roman';
  mso-hansi-font-family:'Times New Roman''>进行</span><span lang=EN-US
  style='mso-bidi-font-size:10.5pt;font-family:'Times New Roman','serif''>β-</span><span
  style='mso-bidi-font-size:10.5pt;font-family:宋体;mso-ascii-font-family:'Times New Roman';
  mso-hansi-font-family:'Times New Roman''>氧化反应的顺</span><span lang=EN-US
  style='mso-bidi-font-size:10.5pt;font-family:'Times New Roman','serif''><span
  style='mso-spacerun:yes'>  </span></span><span style='mso-bidi-font-size:
  10.5pt;font-family:宋体;mso-ascii-font-family:'Times New Roman';mso-hansi-font-family:
  'Times New Roman''>序为（）</span><span lang=EN-US style='mso-bidi-font-size:
  10.5pt;font-family:'Times New Roman','serif''><o:p></o:p></span></p>
  
A、脱氢.再脱氢.加水.硫解
B、硫解.脱氢.加水.再脱氢
C、脱氢.加水.再脱氢.硫解
D、脱氢.脱水.再脱氢.硫解
正确资料:


第33题,
  
  <p class=MsoNormal style='mso-element:frame;mso-element-frame-hspace:9.0pt;
  mso-element-wrap:around;mso-element-anchor-vertical:page;mso-element-anchor-horizontal:
  margin;mso-element-top:72.1pt;mso-height-rule:exactly'><span
  style='mso-bidi-font-size:10.5pt;font-family:宋体;mso-ascii-font-family:'Times New Roman';
  mso-hansi-font-family:'Times New Roman''>成熟红细胞能量主要来源于</span><span lang=EN-US
  style='mso-bidi-font-size:10.5pt;font-family:'Times New Roman','serif''>(<span
  style='mso-spacerun:yes'>   </span>) <o:p></o:p></span></p>
  
A、血糖
B、氨基酸
C、酮体
D、维生素
正确资料:


第34题,
  
  <p class=MsoNormal style='mso-element:frame;mso-element-frame-hspace:9.0pt;
  mso-element-wrap:around;mso-element-anchor-vertical:page;mso-element-anchor-horizontal:
  margin;mso-element-top:72.1pt;mso-height-rule:exactly'><span
  style='mso-bidi-font-size:10.5pt;font-family:宋体;mso-ascii-font-family:'Times New Roman';
  mso-hansi-font-family:'Times New Roman''>三酰甘油的碘价愈高表示下列何情况</span><span
  lang=EN-US style='mso-bidi-font-size:10.5pt;font-family:'Times New Roman','serif''>(<span
  style='mso-spacerun:yes'>   </span>)<o:p></o:p></span></p>
  
A、其分子中所含脂肪酸的不饱和程度愈高
B、其分子中所含脂肪酸的不饱和程度愈
C、其分子中所含脂肪酸的碳链愈长
D、其分子中所含脂肪酸的饱和程度愈高
E、三酰甘油的分子量愈大
正确资料:


第35题,
  
  <p class=MsoNormal style='mso-element:frame;mso-element-frame-hspace:9.0pt;
  mso-element-wrap:around;mso-element-anchor-vertical:page;mso-element-anchor-horizontal:
  margin;mso-element-top:72.1pt;mso-height-rule:exactly'><span
  style='mso-bidi-font-size:10.5pt;font-family:宋体;mso-ascii-font-family:'Times New Roman';
  mso-hansi-font-family:'Times New Roman''>本质为小分子有机化合物是指</span><span
  lang=EN-US style='mso-bidi-font-size:10.5pt;font-family:'Times New Roman','serif''>(<span
  style='mso-spacerun:yes'>   </span>)<o:p></o:p></span></p>
  
A、蛋白质
B、脂肪
C、维生素
D、糖原
正确资料:


第36题,
  
  <p class=MsoNormal style='mso-element:frame;mso-element-frame-hspace:9.0pt;
  mso-element-wrap:around;mso-element-anchor-vertical:page;mso-element-anchor-horizontal:
  margin;mso-element-top:72.1pt;mso-height-rule:exactly'><span
  style='mso-bidi-font-size:10.5pt;font-family:宋体;mso-ascii-font-family:'Times New Roman';
  mso-hansi-font-family:'Times New Roman''>葡萄糖与甘油之间代谢中间产物是（</span><span
  lang=EN-US style='mso-bidi-font-size:10.5pt;font-family:'Times New Roman','serif''><span
  style='mso-spacerun:yes'>    </span></span><span
  style='mso-bidi-font-size:10.5pt;font-family:宋体;mso-ascii-font-family:'Times New Roman';
  mso-hansi-font-family:'Times New Roman''>）</span><span lang=EN-US
  style='mso-bidi-font-size:10.5pt;font-family:'Times New Roman','serif''><o:p></o:p></span></p>
  
A、丙酮酸
B、3-磷酸甘油酸
C、磷酸二羟丙酮
D、磷酸烯醇式丙酮酸
E、草酰乙酸
正确资料:


第37题,
  
  <p class=MsoNormal style='mso-element:frame;mso-element-frame-hspace:9.0pt;
  mso-element-wrap:around;mso-element-anchor-vertical:page;mso-element-anchor-horizontal:
  margin;mso-element-top:72.1pt;mso-height-rule:exactly'><span
  style='mso-bidi-font-size:10.5pt;font-family:宋体;mso-ascii-font-family:'Times New Roman';
  mso-hansi-font-family:'Times New Roman''>糖原合成时，葡萄糖的供体是（</span><span
  lang=EN-US style='mso-bidi-font-size:10.5pt;font-family:'Times New Roman','serif''><span
  style='mso-spacerun:yes'>    </span></span><span
  style='mso-bidi-font-size:10.5pt;font-family:宋体;mso-ascii-font-family:'Times New Roman';
  mso-hansi-font-family:'Times New Roman''>）</span><span lang=EN-US
  style='mso-bidi-font-size:10.5pt;font-family:'Times New Roman','serif''><o:p></o:p></span></p>
  
A、G-1-P
B、G-6-PC
C、DPG
D、GDPG
E、UDPG
正确资料:


第38题,
  
  <p class=MsoNormal style='mso-element:frame;mso-element-frame-hspace:9.0pt;
  mso-element-wrap:around;mso-element-anchor-vertical:page;mso-element-anchor-horizontal:
  margin;mso-element-top:72.1pt;mso-height-rule:exactly'><span
  style='mso-bidi-font-size:10.5pt;font-family:宋体;mso-ascii-font-family:'Times New Roman';
  mso-hansi-font-family:'Times New Roman''>非竞争性抑制剂对酶促反应的影响是（）</span><span
  lang=EN-US style='mso-bidi-font-size:10.5pt;font-family:'Times New Roman','serif''><o:p></o:p></span></p>
  
A、Km减小，Vm增大
B、Km不变，Vm减小
C、Km增大，Vm减小
D、Km增大，Vm不变
正确资料:


第39题,
  
  <p class=MsoNormal style='mso-element:frame;mso-element-frame-hspace:9.0pt;
  mso-element-wrap:around;mso-element-anchor-vertical:page;mso-element-anchor-horizontal:
  margin;mso-element-top:72.1pt;mso-height-rule:exactly'><span
  style='mso-bidi-font-size:10.5pt;font-family:宋体;mso-ascii-font-family:'Times New Roman';
  mso-hansi-font-family:'Times New Roman''>对维生素</span><span lang=EN-US
  style='mso-bidi-font-size:10.5pt;font-family:'Times New Roman','serif''>C</span><span
  style='mso-bidi-font-size:10.5pt;font-family:宋体;mso-ascii-font-family:'Times New Roman';
  mso-hansi-font-family:'Times New Roman''>功能的评价，错误说法是</span><span lang=EN-US
  style='mso-bidi-font-size:10.5pt;font-family:'Times New Roman','serif''>(<span
  style='mso-spacerun:yes'>   </span>) <o:p></o:p></span></p>
  
A、参与体内氧化还原反应
B、具有催化功能
C、促进胶原的形成
D、有保护巯基的作用
正确资料:


第40题,
  
  <p class=MsoNormal style='mso-element:frame;mso-element-frame-hspace:9.0pt;
  mso-element-wrap:around;mso-element-anchor-vertical:page;mso-element-anchor-horizontal:
  margin;mso-element-top:72.1pt;mso-height-rule:exactly'><span
  style='mso-bidi-font-size:10.5pt;font-family:宋体;mso-ascii-font-family:'Times New Roman';
  mso-hansi-font-family:'Times New Roman''>关于维生素的叙述，正确的是（）</span><span
  lang=EN-US style='mso-bidi-font-size:10.5pt;font-family:'Times New Roman','serif''><o:p></o:p></span></p>
  
A、维生素是组成机体组织细胞的成分之一
B、其化学本质为小分子有机化合物
C、引起维生素缺乏的唯一原因是摄入量不足
D、维生素可氧化供能
正确资料:


第41题,
  
  <p class=MsoNormal style='mso-element:frame;mso-element-frame-hspace:9.0pt;
  mso-element-wrap:around;mso-element-anchor-vertical:page;mso-element-anchor-horizontal:
  margin;mso-element-top:72.1pt;mso-height-rule:exactly'><span
  style='mso-bidi-font-size:10.5pt;font-family:宋体;mso-ascii-font-family:'Times New Roman';
  mso-hansi-font-family:'Times New Roman''>人体活动的直接供能物质主要是：</span><span
  lang=EN-US style='mso-bidi-font-size:10.5pt;font-family:'Times New Roman','serif''>(<span
  style='mso-spacerun:yes'>   </span>)<o:p></o:p></span></p>
  
A、ATP
B、磷酸肌醇
C、NADPH
D、GTP
正确资料:


第42题,
  
  <p class=MsoNormal style='mso-element:frame;mso-element-frame-hspace:9.0pt;
  mso-element-wrap:around;mso-element-anchor-vertical:page;mso-element-anchor-horizontal:
  margin;mso-element-top:72.1pt;mso-height-rule:exactly'><span
  style='mso-bidi-font-size:10.5pt;font-family:宋体;mso-ascii-font-family:'Times New Roman';
  mso-hansi-font-family:'Times New Roman''>组成蛋白质的基本单位是</span><span lang=EN-US
  style='mso-bidi-font-size:10.5pt;font-family:'Times New Roman','serif''>(<span
  style='mso-spacerun:yes'>   </span>)<o:p></o:p></span></p>
  
A、氨基酸
B、碳原子
C、氨基
D、单核苷酸
正确资料:


第43题,
  
  <p class=MsoNormal style='mso-element:frame;mso-element-frame-hspace:9.0pt;
  mso-element-wrap:around;mso-element-anchor-vertical:page;mso-element-anchor-horizontal:
  margin;mso-element-top:72.1pt;mso-height-rule:exactly'><span
  style='mso-bidi-font-size:10.5pt;font-family:宋体;mso-ascii-font-family:'Times New Roman';
  mso-hansi-font-family:'Times New Roman''>异食癖最可能与哪种微量元素缺乏有关（</span><span
  lang=EN-US style='mso-bidi-font-size:10.5pt;font-family:'Times New Roman','serif''><span
  style='mso-spacerun:yes'>    </span></span><span
  style='mso-bidi-font-size:10.5pt;font-family:宋体;mso-ascii-font-family:'Times New Roman';
  mso-hansi-font-family:'Times New Roman''>）</span><span lang=EN-US
  style='mso-bidi-font-size:10.5pt;font-family:'Times New Roman','serif''><o:p></o:p></span></p>
  
A、钙
B、锌
C、铁
D、镁
E、硒
正确资料:


第44题,
  
  <p class=MsoNormal style='mso-element:frame;mso-element-frame-hspace:9.0pt;
  mso-element-wrap:around;mso-element-anchor-vertical:page;mso-element-anchor-horizontal:
  margin;mso-element-top:72.1pt;mso-height-rule:exactly'><span
  style='mso-bidi-font-size:10.5pt;font-family:宋体;mso-ascii-font-family:'Times New Roman';
  mso-hansi-font-family:'Times New Roman''>关于单核苷酸的基本组成成分</span><span
  lang=EN-US style='mso-bidi-font-size:10.5pt;font-family:'Times New Roman','serif''>(<span
  style='mso-spacerun:yes'>   </span>)<span
  style='mso-spacerun:yes'>  </span><o:p></o:p></span></p>
  
A、核糖.碱基.磷酸
B、已糖.碱基.磷酸
C、核糖.磷酸.N原子
D、核糖.碱基.ATP
正确资料:


第45题,
  
  <p class=MsoNormal style='mso-element:frame;mso-element-frame-hspace:9.0pt;
  mso-element-wrap:around;mso-element-anchor-vertical:page;mso-element-anchor-horizontal:
  margin;mso-element-top:72.1pt;mso-height-rule:exactly'><span
  style='mso-bidi-font-size:10.5pt;font-family:宋体;mso-ascii-font-family:'Times New Roman';
  mso-hansi-font-family:'Times New Roman''>糖类的主要生理功能是</span><span lang=EN-US
  style='mso-bidi-font-size:10.5pt;font-family:'Times New Roman','serif''>(<span
  style='mso-spacerun:yes'>   </span>)<o:p></o:p></span></p>
  
A、氧化供能
B、调节细胞的物质代谢
C、参与体内物质运输
D、构成酶的辅助部分
正确资料:


第46题,
  
  <p class=MsoNormal style='mso-element:frame;mso-element-frame-hspace:9.0pt;
  mso-element-wrap:around;mso-element-anchor-vertical:page;mso-element-anchor-horizontal:
  margin;mso-element-top:72.1pt;mso-height-rule:exactly'><span
  style='mso-bidi-font-size:10.5pt;font-family:宋体;mso-ascii-font-family:'Times New Roman';
  mso-hansi-font-family:'Times New Roman''>胆固醇生物合成的限速步骤是在（</span><span
  lang=EN-US style='mso-bidi-font-size:10.5pt;font-family:'Times New Roman','serif''><span
  style='mso-spacerun:yes'>   </span></span><span style='mso-bidi-font-size:
  10.5pt;font-family:宋体;mso-ascii-font-family:'Times New Roman';mso-hansi-font-family:
  'Times New Roman''>）</span><span lang=EN-US style='mso-bidi-font-size:10.5pt;
  font-family:'Times New Roman','serif''><o:p></o:p></span></p>
  
A、乙酰CoA→乙酰乙酰CoA
B、乙酰乙酰CoA→HMGCoA
C、HMGCoA→MVA
D、MVA→鲨烯
E、鲨烯→胆固醇
正确资料:


第47题,
  
  <p class=MsoNormal style='mso-element:frame;mso-element-frame-hspace:9.0pt;
  mso-element-wrap:around;mso-element-anchor-vertical:page;mso-element-anchor-horizontal:
  margin;mso-element-top:72.1pt;mso-height-rule:exactly'><span
  style='mso-bidi-font-size:10.5pt;font-family:宋体;mso-ascii-font-family:'Times New Roman';
  mso-hansi-font-family:'Times New Roman''>酶蛋白变性后其活性丧失，这是因为（）</span><span
  lang=EN-US style='mso-bidi-font-size:10.5pt;font-family:'Times New Roman','serif''><o:p></o:p></span></p>
  
A、酶蛋白被完全降解为氨基酸
B、酶蛋白的一级结构受破坏
C、酶蛋白的空间结构受破坏
D、酶蛋白不再溶于水
正确资料: