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习题练习：SL/HL Topic D1.2 Protein synthesis
本习题练习来源于题库网 (https://tiku.one)，是在线习题练习的打印版，您也可以访问本平台网站(https://tiku.one/)直接在线完成(注册并登录账号后在首页左侧输入试卷号 585 即可在线作答)，，作答电子化后可随时回放，查看每题答案与详细解析，搜藏保存任意题目；教师使用本平台可以抽题组卷或一键复制他人试卷，布置为在线考试或在线作业，全自动判分成绩一键排序导出，省时省力。本试卷的直接作答链接 https://tiku.one/test585.html
 作者: admin  发布日期: 2025-02-01 17:28    总分: 13分  得分: _____________

答题人: 匿名未登录  开始时间: 02月01日 01:08  切换到: 整卷模式

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1#
 
单选题 ( 1.0 分) (组内1/5) 切至整卷模式 搜藏此题  
第 1 题组 (共 5 题 5 分)
  1. Which enzyme is responsible for the breaking of thaw a l i7:-repxksu5 9yzvoeu 0w,-v/+e hydrogen bonds in DNA to allou-9e:rau+-wx,y 7vioe paw50 z/vsklw transcription to occur?

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2#
 
单选题 ( 1.0 分) (组内2/5) 切至整卷模式 搜藏此题  
  2. How can different tissues in the same organism puz- iszbydno et4ggf4+ +j+::roduce different proteins?

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3#
 
单选题 ( 1.0 分) (组内3/5) 切至整卷模式 搜藏此题  
  3. How do cells control the proteins manufacturag4y2yl4o*k m v h9lx.1wi;xred by the cell?

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4#
 
单选题 ( 1.0 分) (组内4/5) 切至整卷模式 搜藏此题  
  4. Which of the following is correct in regard to the g wi7e6hh6w 6c6bczy-f enetic code?

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5#
 
单选题 ( 1.0 分) (组内5/5) 切至整卷模式 搜藏此题  
  5. The human DNA base sequ8vqu8xn, ge 2hence for the insulin gene can be inserted into bacteria. The bacteria will then manufacture the protein, insulin. Why can bacteria utilise a humang,h q8ux n28ev gene to manufacture insulin?

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6#
 
问答题 ( 1.0 分) (组内1/4) 切至整卷模式 搜藏此题  
第 2 题组 (共 4 题 4 分) 当前第1/4题 
题组内容描述:
6. The table shows the genetic code. It gives the base sequence and the amino acid (3-letter code) into which it is translated. Use the information in the image to answer the questions.
I. Which molecule’s base seds *ep( cw(,haquence is shown in the table?
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7#
 
问答题 ( 1.0 分) (组内2/4) 切至整卷模式 搜藏此题  
第 2 题组 (共 4 题 4 分) 当前第2/4题 
题组内容描述:
6. The table shows the genetic code. It gives the base sequence and the amino acid (3-letter code) into which it is translated. Use the information in the image to answer the questions.
II. Explain why a point mutation of CAU to CAG would cause a change in t4jlxbn (u)v5bhiw g +lhl q .y,d2m/8che polypeptide sequence of a protein l8 2xlhgbh/+vycw)bdim nu(5ql ,.j 4but a point mutation of CAU to CAC would not cause any change in the polypeptide sequence.
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8#
 
问答题 ( 1.0 分) (组内3/4) 切至整卷模式 搜藏此题  
第 2 题组 (共 4 题 4 分) 当前第3/4题 
题组内容描述:
6. The table shows the genetic code. It gives the base sequence and the amino acid (3-letter code) into which it is translated. Use the information in the image to answer the questions.
III. Which bases woux; 9uqy8x +xvxib,z/ uld be present on the anticodon of the transfer RNA molecule which cu 8v/x;+, bquixxzx9y arries the amino acid tryptophan (Trp)?
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9#
 
问答题 ( 1.0 分) (组内4/4) 切至整卷模式 搜藏此题  
第 2 题组 (共 4 题 4 分) 当前第4/4题 
题组内容描述:
6. The table shows the genetic code. It gives the base sequence and the amino acid (3-letter code) into which it is translated. Use the information in the image to answer the questions.
IV. Deduce the amino acid sequence mm8- )g+gr4)vvt mjxh that would be translated from an mRNA molecule with a base sequence of AUGAGGACUGCUUGA. Use the 3-lettrm4-+ ) vvmgg tj8m)hxer codes in the table
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10#
 
问答题 ( 1.0 分) (组内1/4) 切至整卷模式 搜藏此题  
第 3 题组 (共 4 题 4 分)
7. Discuss why complimentary base pairing is essential in converting a basw+8tj,m(ozz 7 ugwka6e sequence in DNA to a polypeptide sequence in a polyp6(jaozw,u m8 +t7gkzweptide chain.
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11#
 
问答题 ( 1.0 分) (组内2/4) 切至整卷模式 搜藏此题  
8. A ribosome produces a polypeptide se ng mch,z:.y4squence from a sequence of bases in the mRNA molecule. Explain how a polypeptide chain elongates cymsg 4 z.,:hnas the ribosome moves along an mRNA molecule.
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12#
 
问答题 ( 1.0 分) (组内3/4) 切至整卷模式 搜藏此题  
9. Translation and transcription both occur unidirectionally in a 5’ 3’ directio5yn4 0ggqgl.w,vxf57 dyi .gswwy7c7 lgwg 7yi.y47c ywq 0fdgw5vs .g5,nx7n. Explain why this is essential in the case of translation.
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13#
 
问答题 ( 1.0 分) (组内4/4) 切至整卷模式 搜藏此题  
10. Describe 3 ways in which mature mRNA is different to the mRNA prodp* ao4/+afon 91xetwvuced by tranet/ nxovaawfo*p 4 9+1slation.
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