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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 prokaryotes and:5spsb),t9bt n st z*h 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 orga )pdw.bjea smndga),i6 wwot:.+ ;uf;nisms, are very small. Which other characteristic listed below distinguishes viruses from unicellulaa6ow .,+dnj ;w.:a pe ;gid))t uwsfmbr 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 *dx zb4yuut4+are both viruses affecting living organisms. Which st+uyzx *td4bu4 ructures are present in both bacteriophages 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 vir+mott6j3(e lw/spy +vuses, prokaryotes and eukm3wos6e t/ l(pt vj+y+aryotes?

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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 componen. .9ttbo0gx 1(ooiwer upp4u) ;sq:s uts of some viruses are not present in both the bacteriophage and coronavo0:tpe)1u 9u ts i wg;.o pxbq(u.4sorirus?

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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 o iljl1z5b2 )xzyl .-qar lysogenic cycle.yl)2.-xq5lbij z1zla


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 immunogyq ufp9:q u*hdn / /3coixx;2deficiency virus (HIV).


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 usr9p+gf ah;(gk d8,pm tn x48,hujt9ju ing the lytic cycle or the lysogenic + (ktuphgx9mf,g,hjr4d u9 ja;88ntpcycle. Which process 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 in the rapid evolution of the human immunodeficiency.z.4xae 8lo 3i;s i mw6fif3do virussmd 8 .oxifi 34zo3f6;elw.ai?

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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 ant fxbf7dy *hk 92+yvw4d exploration. Which statement is not evidence that vir y4whtd f+*x97fv2 ykbuses 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 tom5pxp1 l -i,xg;/cdmaterial 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 composed of glycoproteins? ggr9b*v p.rl2 dt-w1flqhj1xv5( *nz


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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 its effects on the immu1hgll8i 42pqp tp kna.7 m7b3une system. 7li2h4 pnba38t 7kup pq. lgm1

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 character )n(wxg:4lw dyistic of HIV?

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