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习题练习:HL Topic A2.1 Origin of cells

 作者: admin 发布日期: 2025-01-24 21:48   总分: 8分  得分: _____________

答题人: 游客未登录  开始时间: 25年01月24日 10:38  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  
  1. Why are fatty acids or phospho(na1o5v a9pqg lipids important in the formation of cells and their com(1g aovq95pna ponents?

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2#
 
单选题 ( 1.0 分) 切至整卷模式 搜藏此题  
  2. What is the acronym of the organism from which Homo sapiens db2obmv0r0ewx0 i 4u4h 8nb4r is believed to have originally eio0d4w4 r0b8m4v2bhenrx 0bu volved?

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3#
 
单选题 ( 1.0 分) 切至整卷模式 搜藏此题  
  3. Which of the following describes the conditions on early, pre-biotij. gjzwqzng 57*hl +sjo1:eq3c Earth?


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4#
 
问答题 ( 1.0 分) 切至整卷模式 搜藏此题  
4. Viruses are said to be non-living.List two reasons that viruses xk*x 7)ym*znu*lde. +rz m1 docannot be conside+ymxnzk7l1e*dmz) d *xr. uo*red as living organisms.
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5#
 
问答题 ( 1.0 分) 切至整卷模式 搜藏此题  
5. Explain why RNA, rhn sl:3m,o ba4,x*xm gather than DNA, likely to be the first genetic material in living or*hom,mglx, :3 ns4a xbganisms.
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6#
 
问答题 ( 1.0 分) 切至整卷模式 搜藏此题  
6. The Miller-Urey experiment produced organgq/d e/f4nxyiw/4 +tcic molecules in an atmosphere that, in 1952, was thought to have been like the atmosphere onwc+ /4 xfity4dng/qe/ earth prior to the evolution of life. In which way was the experiment’s model atmosphere different from today’s scientific understanding of the atmosphere at the origin of life on earth?
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7#
 
问答题 ( 1.0 分) 切至整卷模式 搜藏此题  
7. Explain why the conditions on Earth today1lrhnj e*wty o-q- i+. make the spontaneous formation of organic carbon compounds less likely compa* ehrj-qy. iolwt+ n-1red to the conditions on Earth at the time of the origin of life.
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8#
 
问答题 ( 1.0 分) 切至整卷模式 搜藏此题  
8. List the essential features that the first cel.dqiqr8zqfdd0 0u41g ls must have possessed to be able to live a084q qgd 10zfdd .iurqnd evolve into the life forms that followed.
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