题库网 (tiku.one)

 找回密码
 立即注册

 

      

上传图片附件

未使用图片

小贴士: 允许的图片文件格式为: gif, jpg, jpeg, png, webp,上传完成后会在上方生成预览,用鼠标连续双击缩略图,或拖动缩略图,该图片就被绑定至本题,显示在题目下方

本次作答已使用

小贴士: 此栏目显示的是当前作答使用的所有图片,绑定到某一题目的图片同时会显示在该题目下方; 删除使用的图片会将其转移到<未使用图片>类别


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: 匿名未登录  开始时间: 25年01月24日 10:38  切换到: 整卷模式

标记此题
1#
 
单选题 ( 1.0 分) 切至整卷模式 搜藏此题  
  1. Why are fatty acids or phospholipids impor1wrgirei35xs 8 lxf e;-h pl.(tant in the formation of cells and their components?xx;r wg -l ieh31 sirfel58.(p

参考答案:    

标记此题
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 w1t374q bup0kc ry fb+k8kjvq:hich Homo sapiens is believed to have originally evolved?3k08 :ycrkf1kt+q 7vq4pu bjb

参考答案:    

标记此题
3#
 
单选题 ( 1.0 分) 切至整卷模式 搜藏此题  
  3. Which of the following dqb l r8fb).be8bs+c2 describes the conditions on early, pre-biotic Earth?


参考答案:    

标记此题
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 cannoq 6z4y hf duvknp68z4,t be considqz dv 68knh6f,upzy44 ered as living organisms.
参考答案:    

标记此题
5#
 
问答题 ( 1.0 分) 切至整卷模式 搜藏此题  
5. Explain why RNA, rather than Dff :/6tv,pf tdh o9(xoNA, likely to be the first genetic material in lih/ (f :o vftodt9p,x6fving organisms.
参考答案:    

标记此题
6#
 
问答题 ( 1.0 分) 切至整卷模式 搜藏此题  
6. The Miller-Urey experiment produced organic molecules in an atmosphezkstr(j5;yejy+ 9 2:g*yc cuzre that, in 1952, was thought to have been like the atmosphere on 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 ority *(rsj:2kcez ;+jg9 5 yuczygin of life on earth?
参考答案:    

标记此题
7#
 
问答题 ( 1.0 分) 切至整卷模式 搜藏此题  
7. Explain why the conditions on Earth today m2lxj1+s5/ aeoxj px-f0xi9 r hake the spontaneous formation of organic carbon compounds less likely compared to the conditions onsx/2-5a jx+e10h jxpr 9xlifo Earth at the time of the origin of life.
参考答案:    

标记此题
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 cells must have possessed to be abglmc(yxg 3j3qs(r) 8mt(tf ,vgy 3)v(jmx(rc(gf m, 3sqtl8 tle to live and evolve into the life forms that followed.
参考答案:    

  • :
  • 总分:8分 及格:4.8分 时间:不限时
    未答题: 已答题:0 答错题:
    当前第 题,此次习题练习共有 8 道题
    本系统支持习题练习,作业与考试三大模式,作业考试自动评分,成绩排序一键导出,可设定动态变量同一试卷千人千题
    如果您对本系统感兴趣,想加入我们或者想进行任何形式的合作,请加微信 skysky1258

    浏览记录|手机版首页|使用帮助|题库网 (https://tiku.one)

    GMT+8, 2025-8-13 21:14 , Processed in 0.396196 second(s), 37 queries , Redis On.