题库网 (tiku.one)

 找回密码
 立即注册

 

      

上传图片附件

未使用图片

小贴士: 允许的图片文件格式为: gif, jpg, jpeg, png, webp,上传完成后会在上方生成预览,用鼠标连续双击缩略图,或拖动缩略图,该图片就被绑定至本题,显示在题目下方

本次作答已使用

小贴士: 此栏目显示的是当前作答使用的所有图片,绑定到某一题目的图片同时会显示在该题目下方; 删除使用的图片会将其转移到<未使用图片>类别


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

标记此题
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 about the productix1m o1w 6ho+(ycvdq g4on of new DNA in a cell bxqc1og ( 6h14+mywo dvefore mitosis?

参考答案:    

标记此题
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 heli3. a+ 3z-q,jzdadkarqth vp bhn.c-( 9case in DNA replication?

参考答案:    

标记此题
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 replicati 61cr)9hpgm mh i*so1gon normally achieves two exact copies of the original m)*h sg1o1cmigpr 9h6 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.

参考答案:    

标记此题
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 thans 8 s4bven+7e process used to separate DNA fragments in DNA profilings7ab n8n4 vs+e?

参考答案:    

标记此题
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 byc(b tr8.phvoy*,y 6zu6ugi ;l the PCR reaction.
参考答案:    

标记此题
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 chain reaction o+h-sgk0q gg3.
参考答案:    

标记此题
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 electro cpk1g9,nsl :jbxg :hrq8umkyr33e :/phoresis.
参考答案:    

标记此题
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 the electrophoresi6k-)oc rjg7tes.
参考答案:    

标记此题
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 scehs :z*lda;xevgp l )33j v2zl,ne and from the suspect.
参考答案:    

标记此题
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 be2 e if0 yx):7tsw7t zn)1ymtrhj9zc-o made on many DNA fragments.
参考答案:    

标记此题
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 ): yecymvsq-ujma v)oi c;56 7DNA replication.
参考答案:    

标记此题
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 rej;u i7.)bp yk ltam;n4plication on the leading strand with DNA replication onjtnk)pi ; u47 l;.bamy the lagging strand.
参考答案:    

标记此题
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 pj:jeo g6sb)lcx.4l zj,z am.4roofreading ensues that accurate copies of DNA are produced in DNA replication l4cxsz,.e)l4jmj:z .bo6ajg.
参考答案:    

总分:13分 及格:7.8分 时间:不限时
未答题: 已答题:0 答错题:
当前第 题,此次习题练习共有 13 道题
本平台(https://tiku.one/)支持练习,作业与考试(自动评分)三种模式,群组成绩统计排序导出,题目动态变量实现同卷千人千题
如果您对本系统感兴趣,想加入我们或者想进行任何形式的合作,请加微信 skysky1258

浏览记录|手机版首页|使用帮助|题库网 (https://tiku.one)

GMT+8, 2025-11-20 10:47 , Processed in 0.172270 second(s), 54 queries , Redis On.