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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;2fgxwk6 lx0b 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 very small. c+kz axu2(cwu ngte91 3+ji p17if f.mWhich other characteristic listed below distinguishes viruses from unicellular living organja2cgf( kxic91 u3tm+zu.e +wi nf 7p1isms?

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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 livinpl 33yd pvph(3yjj9, : gzil9wg organisms. Which structures arppi yl3z3dg:( y lh99v,jpj3we 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 c6f /tui5wh+yk haracteristics of viruses, prokaryotes and eukaryoti+/6yt hf wu5kes?

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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 i2mra ll*0z2ju.uddv4b,sp d( n both the bacteb04 d,umzlpvl2a ( ud2srjd*. riophage 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 show m-tr /dax6qyq6. mo8j:tx7hcv7wja ) s a virus which reproduces using the lytic or lysogenic cyclxam7.dy68q j6/ xra ocm-j)t wv7 th:qe.


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 immunodeficienc)enyi226h- )k avgjmoeu -n4 ly 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 using the lytilk -a-l(zs;jc2a (th xc cycle or the lysogenic cycle. Which process is chara2zcth--aajs(k(;x l lcteristic 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 immunodeficiw tifw)/hhz 52rlifc7 rfp+ 2(ency virus?f2 7t(rwiw+f hi lh5z)f2c/ rp

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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 expl ,*wdi0qeyek rkk3 46 zy24gwhoration. Which statement is not evidence that viruses have origins in other orgy 604kq,iygek3hd wr 4z2e*kwanisms?

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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 materonb( -m9k 7lutial 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 showb2m7 o t8+loa ih/ig-yn below. 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 and its effects on the immune a2b; dq yh3exxrw;eff i q):9)system. bhx ;) ie2:raxdeq) 9;yfw3fq

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 HIf x8ll(m9 at9pV?

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