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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 and viru ghf*)e64jo8zs)cns;j iu l o3ses?

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 charactek df.v,0a:e b5jwux s6ristic listed below distinguishes viruses from unicellular living organ,b s:e56awjduk.v fx0isms?

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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 orgzcxl0g,65 1ztnut8w 2bv:ryyanisms. Which structures are present in bot5bl yr:w1zxzy0,tv 6u2nt8c gh 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 char ,c r fm0nqtg e9012vct-fqii9acteristics of viruses, prokaryotes and eukaryotes?q1qc9f-tg 092tmi0e n cifrv,

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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 some viruses are not presenq fx lvd87 ((p.ic3shrywhe3 :t in both the bacteriophage and coh73lc(8x . iyphdq:fse 3w(r vronavirus?

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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 b:jv./ kl7m x*iz(ik khxu 8)ausing the lytic or lysogenic cycl:mi.)z j 8/*7kikbkuhvxlxa(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 immunodeficiencx1f v5abee,9lki03j2*afah3-c zzhp y 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 oevmf c6),tvl a+q-*r bacteria using the lytic cycle or the lysogenic cycle. Which process is characteristic of the lysogenic tqv* c er),vfal+6m o-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 evolutiox( t8 t/y)7ozazw)niw n of the human immunodeficiency virus? 8zz x7a(n/it))tyw wo

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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 exp.xyj*y(vr f q7loration. Which statement is not evidence that virusesq .y*f7 yjr(xv 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 material found in virus:+gwbodic7, ccil 7rsmb3h;h xg5 ;q*pdh/ (ees.

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 ic;k8d18zw w)0dtt g9 bk)tnhd:ze)rms 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 its 82r- 2c-kme.t,f(l su hkltdzeffects on the immune system. ,fkt u-stz 2(8m.crh2e -kdl l

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 characteristi tq3 mqttj(g 14edj+-oc of HIV?

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