21春【兰大网院】生物化学课程作业第三套

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【兰州大学网院】-生物化学课程作业第三套
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''>不能升高血糖的激素有（</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、胰岛素
B、胰高血糖素
C、肾上腺素
D、糖皮质激素
E、甲状腺素
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''>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''>复制中解开双螺旋的酶是（</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、拓扑酶
B、解链酶
C、DNA结合蛋白
D、连接酶
E、引物酶
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''>机体利用非糖物质转变为糖的过程称为</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、糖的异生作用
B、糖原合成
C、有氧氧化
D、糖酵解作用
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''>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、糖的酵解
B、糖的有氧氧化
C、磷酸戊糖途径
D、糖的异生
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''>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''>孕妇出现巨幼红细胞贫血，主要是由于缺乏</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、铁
B、蛋白质
C、叶酸
D、泛酸
E、钙
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='font-family: 宋体; mso-bidi-font-size: 10.5pt; mso-ascii-font-family: 'Times New Roman'; mso-hansi-font-family: 'Times New Roman';'>胆固醇主要存在哪种物质中（</span><span style='font-family: &quot;Times New Roman&quot;,&quot;serif&quot;; mso-bidi-font-size: 10.5pt;' 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、乳糜微粒
B、前&beta;-脂蛋白
C、低密度脂蛋白
D、高密度脂蛋白
E、以上都不对
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 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''>酶在催化反应中决定酶专一性的部分是（）</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、辅酶
B、辅基
C、金属离子
D、酶蛋白
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''>合成脂肪酸及胆固醇时乙酰</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''>通过什么机制穿过线粒体膜进入胞液？</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、丙氨酸-葡萄糖循环
B、Cori's循环
C、柠檬酸-丙酮酸循环
D、三羧酸循环
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''>在细胞内合成或初分泌时，没有催化活性，这种酶的前身物质称</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、酶蛋白
B、酶的活性中心
C、辅酶
D、酶原
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''>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
  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''>蛋白质的基本结构单位是下列哪个：</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、多肽
B、二肽
C、L-α氨基酸
D、L-β-氨基酸
E、以上都不是
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''>维生素</span><span lang=EN-US
  style='mso-bidi-font-size:10.5pt;font-family:'Times New Roman','serif''>D</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''>的高度生理活性形式是（</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、维生素D3
B、25-（OH）-D3
C、24，25-（OH）2-D3
D、1，24，15-（OH）3-D3
E、1，25-（OH）2-D3
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''>糖异生作用的部位主要是</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、肾脏组织
B、肝脏组织
C、骨骼肌组织
D、小肠黏膜
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''>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''>干性脚气病以何系统症状为主</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、消化系统
B、心血管系统
C、神经系统
D、内分泌系统
E、泌尿系统
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''>嘌呤化合物的代谢终产物是</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、尿酸
B、氨基酸
C、乳酸
D、磷酸肌酸
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 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:


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''>降低血糖的激素是</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
  style='mso-spacerun:yes'>  </span><o:p></o:p></span></p>
  
A、胰岛素
B、甲状腺激素
C、肾上腺激素
D、胰高血糖素
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''>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''>反竞争性抑制剂对酶促反应的影响符合下列哪项特征（）</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减小
B、Km不变，Vm增大
C、Km增大，Vm减小
D、Km增大，Vm不变
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''>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''>下列哪种氨基酸是酸性氨基酸</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、甘氨酸
B、苯丙氨酸
C、天冬氨酸
D、色氨酸
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
  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:


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''>竞争性抑制作用的强弱取决于：</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、抑制剂与酶的结合部位
B、抑制剂与酶结合的牢固程度
C、抑制剂与酶结构的相似程度
D、酶的结合基团
E、底物与抑制剂浓度的相对比例
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''>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:


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''>关于对酶促反应特点的描述哪项错误</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、酶能加速化学反应
B、酶所催化的反应都是不可逆的
C、酶在反应前后无质和量的变化
D、酶对所催化的反应有选择性
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''>糖异生途径中哪一种酶代替糖酵解的己糖激酶？（</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、丙酮酸羧化酶
B、磷酸烯醇式丙酮酸羧激酶
C、葡萄糖-6-磷酸酯酶
D、磷酸化酶
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''>多糖的结构分析中乙酰解的混合液乙酐：乙酸：水的比例为（</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、6：6：1
B、7：7：1
C、8：8：1
D、10：10：1
E、5：5：1
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''>有关葡萄糖酵解的描述，下列哪项错误</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克分子葡萄糖净生成2克分子ATP
B、ATP的生成部位在胞浆
C、ATP是通过底物水平磷酸化生成的
D、ATP是通过H在呼吸链传递生成的
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''>三叶草结构是用来描述核酸的哪种结构</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、mRNA的空间结构
B、tRNA的空间结构
C、DNA的双螺旋结构
D、DNA分子的三级结构
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''>含有高能磷酸键是下列哪种中间产物</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、6-磷酸葡萄糖
B、6-磷酸果糖
C、丙酮酸
D、1，3-二磷酸甘油酸
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''>生物转化过程重要的方式是（</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、使毒物的毒性降低
B、使药物失效
C、使生物活性物质灭活
D、使某些药物药效更强或毒性增加
E、使非营养物质极性增加，利于排泄
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''>维生素</span><span lang=EN-US
  style='mso-bidi-font-size:10.5pt;font-family:'Times New Roman','serif''>B1</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''>最主要的营养作用是</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、调节机体物质代谢和能量代谢
B、促进生长发育
C、影响DNA的合成
D、参与脂类代谢
E、参与色氨酸代谢
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''>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''>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''>植物蛋白质的消化率低于动物蛋白质，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>)<o:p></o:p></span></p>
  
A、蛋白质含量低
B、蛋白质被纤维包裹，不易与消化酶接触
C、蛋白质含量高
D、与脂肪含量有关
E、以上都不对
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''>糖原分子中由一个葡萄糖经糖酵解氧化分解可净生成多少分子</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''>？</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、1
B、2
C、3
D、4
E、5
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''>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''>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:


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''>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: