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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: 25年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 not a correct statement abou +bi u/owb2/brt the production of new DNA in a cell before /r +ob/bw 2uibmitosis?

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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 of helicase in DNA ) )v q:7olvmxk/a tiu0h 7r8omreplication?

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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 normally gd() lp4ri jh 1z+/xvvachieves two exact copies of the o gvj+1vl zpri4d/x)h(riginal 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 tc9tm a)ysdsl3c2s:5 8u s5aik7pz bc 0he process used to separate DNA fragments in DNA profiling?9ma y:d)8 a tps0b52uzsssc5li k c3c7

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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 the7m8h2esovdg ekhxof;/q*c w60 tu 9)o DNA by the PCR reaction.
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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 enzymes i45zpv;.tjw d7jkp m e*)zpu(vs-q6d 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 elec:( :ue)x u(ba+l atn:gakxz ,itrophoresis.
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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 currentckymt b327*w o in the 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 from the crime zf3g (mms8h;k 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 l(lc2 6l e; izi3a.sj4pgsm,eon many DNA fragments.
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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 DN v8u msvk9-*x bxvh8k*A replication.
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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 strandurdz:m4d9 dn o7,) d5fj jozlbq ,3xg7 with DNA replication on the lagging s q7,zudd d4rd)xjmg3j,5of9on:7bz l trand.
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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 q uvi)*8o4 uqlof DNA are produced in DNA replii)voqqu4u 8 l*cation.
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