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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: 游客未登录  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 correctah2ealq dhl 4)qro k* 89ut7d2 statement about the production of newt)hq da4ulahrlqk 22do e798* DNA in a 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 of helicase in DNA k9gfs;z-ti tq(p.jz6 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 De: u5ot,y8llpzd ar *(NA replication normally achieves two exact copies of the original molezy loae(r8 ,5l:t*updcule?
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 theops1*- 8 nkxjg process used to separate DNA fragments in DNA profiling8njoks-1xp*g ?

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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 tha-bt eq*hs5 (ae 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 in the polymerase t5gvb.-vilp 4 lg;d 3:fm hzu,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 elelk2a,3wiub * j9zjz(vctrophoresis.
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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 el .stnbq6v5pdfn/ 5 lo0ectric current 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 m 3)q (/wwsfvfspvuq-y 0n/*jsamples both from 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 b.;u/g3zohjl sb/ +jx ( 2czvjon 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 enzy-45ck igzlqq oua 216xmes in DNA 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 DNAgj5.dmu.f/ ta+nb)dw replication on the leading strand with DNA replicatiou . /m)g.fjd +dabw5tnn 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 produ535pb; s b-wnsa.f/ j(cesfviced in DNA replicafs v sja/3sec55.-b(p bnf;iwtion.
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