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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 characteris h3,ke(*oo ou7d lk/ 4j gtv.tald1vaj:5src/tic of both prokaryotes 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 ewc+:8s gi knu0du)nk h.zn.* very small. Which other characteristic listed below distinguishes viruses from unicellular living.hcn w knknd0is8u+:*zueg ). 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(0n:mys 6uj+irp y r;c affecting living organisms. Which strujum :y60(s;ircp +ry nctures 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 t .2ri69 k/9hd-jimmbcrs6hsnhe correct characteristics of viruses, prokaryotes ands9i96n6h k b/id.s hrr2-mmcj eukaryotes?

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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 present in both th -m zm 1fg,c7+-4fxlfpeb; ruhe bacteriophage ef;7 g mzx+4hf-lbc f,1prmu- 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 lyti) v-- ahdv0/9qvdnaf) ug /wnic or lysogenic cyclg q0dw/ui)hanaf )/d-v-n9 v ve.


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 viruy11j jo uk25z8fdxj(zs (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 bacts(-2h r/qj tzgeria using the lytic cycle or the lysogenic cycle. Which process is characteristic of the lysogenic cycle but not the lytic rtz/j2qg-h( scycle?

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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 i)(x eory(nf..1ryrp w mmunodeficiency virus?)(f .reonx(prwr y1y.

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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 at hl::x*tn 7g.;wcwc+drv2ghn area of active research and exploration. Which statement is not evidence :hwnc.72rgv d:+xc*;tt glh wthat 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 m8on(q9, pwzgegzbm, b .5jx c.aterial 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 composiywpt1:z c w*lv:0r4 ded 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 effects on thedmz).0v2ycs0cpw)1vrimxrtb7 (s d 5 immune system. vsdwvrd5.y)bt0 cxpzmi)m s7 0cr(1 2

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 v73fl;8jjl eel/1zn/ f o*rsi 33vopzistic of HIV?

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