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习题练习:Unity and Diversity A.5 Viruses

 作者: admin发布日期: 2024-02-03 12:10   总分: 14分  得分: _____________

答题人: 游客未登录  开始时间: 23年07月31日 17:14  切换到: 整卷模式

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1#
 
单选题 ( 1.0 分) 切至整卷模式 搜藏此题  
  Which is characteristic of both prokary/a/qcg iqejm9th2)t 6otes and viruses?

I. Contain genetic code
II. Rely on host cell for metabolism
III. Surrounded by cell wall

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2#
 
单选题 ( 1.0 分) 切至整卷模式 搜藏此题  
  Viruses, compared to living organisms, are very small. Which other charc7)h d*i zea6sacteristic li e7za*6is cdh)sted below distinguishes viruses from unicellular living organisms?

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3#
 
单选题 ( 1.0 分) 切至整卷模式 搜藏此题  
  Bacteriophages and coronaviruses aqlf r6 krow hd:c93+ r:su)z3ore both viruses affecting living organisms. Which structures are present in both w)o3z fr qr: so+6dlhu r9c:3kbacteriophages and coronaviruses?
I. cytoplasm
II. capsid
III. genetic material

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4#
 
单选题 ( 1.0 分) 切至整卷模式 搜藏此题  
  Which of the rows below shows the dwgkx/8ke* i 1correct characteristics of viruses, prokaryotes and eukaryotes?* dw81x/ekkig

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5#
 
单选题 ( 1.0 分) 切至整卷模式 搜藏此题  
  Which of the following componentp/s31 ,degpgm j worg;ywcl/3.5 5szts of some viruses are not present in both the bacteriophage and cowe g;,rg3wp.5o51t ldgysp/ 3m/szj cronavirus?

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6#
 
问答题 ( 1.0 分) 切至整卷模式 搜藏此题  
The image below shows a virus which reproduces using the lytic oid6tfx j3gjix;s1. /,gd 0le ur lysogenic cycl1.l di30f e us/g tdg6jx;i,xje.


1.State two structural features common to all viruses.

2.1.Identify the name of this virus.

2.2.Label the capsid on the image.

3.Compare and contrast the lytic and lysogenic cycles.
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7#
 
填空题 ( 1.0 分) 切至整卷模式 搜藏此题  
  The image below shows the human immunodeficiency virus (HIV,xwl 0acxrn x6mf94t9w+h1h s ).


1.Explain the function of structure X.

2.1.Identify structure Y. Y is   .

2.2.Identify structure Z. Z is   .

3.State the host of this virus.

4.Describe the metabolic functions of reverse transcriptase.

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8#
 
单选题 ( 1.0 分) 切至整卷模式 搜藏此题  
  Some bacteriophages infect host bacteria ueupw*g34 qjg i+8n,su sing the lytic cycle or the lysogenic cycle. Which process is cha+ w4q38spn*g uuig,ejracteristic of the lysogenic cycle but not the lytic cycle?

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9#
 
单选题 ( 1.0 分) 切至整卷模式 搜藏此题  
  Which is not a factor in the rapid evolution of the human .rcjru6+ 4wicimmunodeficiency virus? 6.r+4uwicjcr

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10#
 
单选题 ( 1.0 分) 切至整卷模式 搜藏此题  
  The origin of viruses iwf)za81y/gssrddc9r; h s ,7rs an area of active research and exploration. Which statement is not eviden r/,ryd8)7csgzda rwfs; s1 h9ce that viruses have origins in other organisms?

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11#
 
问答题 ( 1.0 分) 切至整卷模式 搜藏此题  
1.Outline the varied*:17ytio gjg x,l(flm forms of genetic material found in viruses.

2.Discuss the evidence supporting that the diversity of viruses exists as a result of convergent evolution.

3.Compare the structure of the coronavirus with the human immunodeficiency virus, HIV.
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12#
 
单选题 ( 1.0 分) 切至整卷模式 搜藏此题  
  A diagram of HIV is shown belobl,o -j s*1sbzw. Which structure is composed of glycoproteins?


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13#
 
问答题 ( 1.0 分) 切至整卷模式 搜藏此题  
1.Outline the methods of HIV transmission vjh )-c eb7vs-.jwxoux/ 27uzand its effects on the immune system. /obsvxje7zu )w -h7jx -v2cu .

2.Discuss the need for international cooperation to fight contagious diseases such as Ebola.

3.Antibiotics are an essential tool of modern medicine. Outline the strengths and limitations of antibiotics.
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14#
 
单选题 ( 1.0 分) 切至整卷模式 搜藏此题  
  Which is not characteristic of : ( zn;5u.px03ch qhckca;h jpvoc)m)HIV?

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