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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: 匿名未登录  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 prokaryotes a.g r 6epoe+ qlh2+kd-:4waanjnd 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 smlh6 kif3pdag,le *3-fzj0tu:7j1 y qball. Which other characteristic listed below distinguishes viruses,tgiel 361 q7 fj-p0a*jfuhzkd:yb3l 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 are both viruses affecting living*is*. t f( d.tgbw9csf organisms. Which structures are present in both bacteriophage ( 9tcbff *dst.*wi.gss 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 correct characteristics of fn3breob+ xbp r/9kroz 8bb*xdd36hz:iq., 7viruses, prokaryotes and euka k7doenbz3p/,ihz3fqo .6:b +rrxx8d brb9 b* ryotes?

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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 components of sb/4:j xnzl8hj ome viruses are not present in both the bacteriophh4:j/b z ljx8nage and coronavirus?

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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 or lb( q kh g,yd8rdwqp:p6wsk)9:ysogenic cycl g6bd skqkypwp:() rhqd :89w,e.


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 (H: y4upathbtnrfrt/:nj 4y(;.IV).


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 b m0n cywunl:-72d y5wcacteria using the lytic cycle or the lysogenic cycle. Which processcncywl5 02uy7nw :md- is characteristic 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 iy kc/8hxti zm4y dr*. 06h fsz1/2tdwyn the rapid evolution of the human immunodeficiency virust*12 yd czrfyxhm8./6ykhtsidw4 z0/?

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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 is an area of active research and exploration. Whicg 6 )qkc)kjhc9h statement g9ch c)k6)kqjis not evidence 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 forms of genetic materia1kb ld 5clv 5b-d)i)uxl 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 below. Which structure is lj7mfqr7h,xp::cguulew* 3 8 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 and itsfx tes-lyw ;nmv;qds5j9 ) ;/a effects on the immune system. mjnwssvy-)5 d 9qfxt;a ;el/;

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 characteristicv) k7n5di8l:ckb)vn x of HIV?

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