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习题练习:SL/HL Topic D1.1 DNA replication



 作者: admin发布日期: 2025-02-01 17:46   总分: 13分  得分: _____________

答题人: 匿名未登录  开始时间: 02月01日 01:07  切换到: 整卷模式

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1#
 
单选题 ( 1.0 分) (组内1/4) 切至整卷模式 搜藏此题  
第 1 题组 (共 4 题 4 分)
  1. Which of the following is nours,)ihv* v *k*k8p wut a correct statement about the production of new DNA in a *vu*,u kis vr)h8kpw*cell before mitosis?

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2#
 
单选题 ( 1.0 分) (组内2/4) 切至整卷模式 搜藏此题  
  2. What is the role ofh jm5s1i-gm. 3s5a)ik8 t szic helicase in DNA replication?

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3#
 
单选题 ( 1.0 分) (组内3/4) 切至整卷模式 搜藏此题  
  3. Which of the following are reasons that DNA replication n/:hfnq r o-8k vf6zl3 ,h7uxdaormally achieves two exact o/- lrqkfzvu67ndxfha8,h3 : copies of the original molecule?
I. Base pairing is complimentary.
II. DNA polymerase cannot make a copying error.
III. Replication is semi-conservative.
IV. DNA base sequences are always the same.

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4#
 
单选题 ( 1.0 分) (组内4/4) 切至整卷模式 搜藏此题  
  4. What is the name of the process used to separate DNA fras uf * j7-.ypdw-um)szgments in DNA profilinjfu7w-) .*usm- dzsypg?

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5#
 
问答题 ( 1.0 分) (组内1/6) 切至整卷模式 搜藏此题  
第 2 题组 (共 6 题 6 分) 当前第1/6题
题组内容描述:
5. The polymerase chain reaction and gel electrophoresis can be used to identify a suspect from DNA left at a crime scene. In using these procedures, explain each of the following:
I. The need to amplify the DNA by the PCR reaction.t2e:fp/ hy.k( zm bum8
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6#
 
问答题 ( 1.0 分) (组内2/6) 切至整卷模式 搜藏此题  
第 2 题组 (共 6 题 6 分) 当前第2/6题
题组内容描述:
5. The polymerase chain reaction and gel electrophoresis can be used to identify a suspect from DNA left at a crime scene. In using these procedures, explain each of the following:
II. The role of enzymp:q *nei78k ices in the polymerase chain reaction.
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7#
 
问答题 ( 1.0 分) (组内3/6) 切至整卷模式 搜藏此题  
第 2 题组 (共 6 题 6 分) 当前第3/6题
题组内容描述:
5. The polymerase chain reaction and gel electrophoresis can be used to identify a suspect from DNA left at a crime scene. In using these procedures, explain each of the following:
III. The agarose gel used in the electr + jj(reyeb06cophoresis.
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8#
 
问答题 ( 1.0 分) (组内4/6) 切至整卷模式 搜藏此题  
第 2 题组 (共 6 题 6 分) 当前第4/6题
题组内容描述:
5. The polymerase chain reaction and gel electrophoresis can be used to identify a suspect from DNA left at a crime scene. In using these procedures, explain each of the following:
IV. The use of an electric current in qy i6:,lg hbz7v;34pyme 7ey ul/0xpmthe electrophoresis.
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9#
 
问答题 ( 1.0 分) (组内5/6) 切至整卷模式 搜藏此题  
第 2 题组 (共 6 题 6 分) 当前第5/6题
题组内容描述:
5. The polymerase chain reaction and gel electrophoresis can be used to identify a suspect from DNA left at a crime scene. In using these procedures, explain each of the following:
V. The need for DNA samples both fro n *rrqdm*az/d6 ibott0*(acxl;b ,5 am the crime scene and from the suspect.
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10#
 
问答题 ( 1.0 分) (组内6/6) 切至整卷模式 搜藏此题  
第 2 题组 (共 6 题 6 分) 当前第6/6题
题组内容描述:
5. The polymerase chain reaction and gel electrophoresis can be used to identify a suspect from DNA left at a crime scene. In using these procedures, explain each of the following:
VI. The need for observations to be made on many DNA fragments/( hc)cvs(xt g69caws .
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11#
 
问答题 ( 1.0 分) (组内1/3) 切至整卷模式 搜藏此题  
第 3 题组 (共 3 题 3 分)
6. Describe the role of enzymes in DNA repzxd ui(e(4-n 1ok t4yplication.
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12#
 
问答题 ( 1.0 分) (组内2/3) 切至整卷模式 搜藏此题  
7. Compare and contrast DNA replication on the leading strand with DNA replhp5/ g-0f6poh7e kr3idohqz2 icatih6do-pop2hiz7e 03gfrkh 5/ qon on the lagging strand.
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13#
 
问答题 ( 1.0 分) (组内3/3) 切至整卷模式 搜藏此题  
8. Explain how DNA proofreading ensues that accurate copies of DNA are 44blu n )r9lmnhv 1p+cproduced in DNA repll m41n+9v)npcb hu4 rlication.
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