无忧得胜-网上国际课程 (5edu.win)

 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 A2.3 Viruses

 作者: admin 发布日期: 2025-01-24 21:47   总分: 13分  得分: _____________

答题人: 游客未登录  开始时间: 25年01月24日 11:20  切换到: 整卷模式

标记此题
1#
 
单选题 ( 1.0 分) (组内1/6) 切至整卷模式 搜藏此题  
第 1 题组 (共 6 题 6 分)
  1. Which of the following features d. j-,bi3gmapvhj/ q rk7q.fj3o viruses have in common with living organism,ra- .j3jjqvq p/3mg.b ifk7 hs?

参考答案:    

标记此题
2#
 
单选题 ( 1.0 分) (组内2/6) 切至整卷模式 搜藏此题  
  2. Which of the following factors complicates the treatment of human vir r7ljjhm,tfm)t yz z4lln 3 h-;z4ll09al infectio-mhz y,mztl39lz rht 7 n4jll0jl4 )f;ns?

参考答案:    

标记此题
3#
 
单选题 ( 1.0 分) (组内3/6) 切至整卷模式 搜藏此题  
  3. Which of the following is the best ksrql+an b f/7:o3k.)w gfeu5 description of the relationship between the virus and ho)ne7 wrskkbfu+ 5f:qga l./3ost organism?

参考答案:    

标记此题
4#
 
单选题 ( 1.0 分) (组内4/6) 切至整卷模式 搜藏此题  
  4. Which of the following are structures thatj) dif8:lyyy* all viruses possess?

参考答案:    

标记此题
5#
 
单选题 ( 1.0 分) (组内5/6) 切至整卷模式 搜藏此题  
  5. Viruses have several forms of genetic informat l6k ex5 dcer/:*kn7hoion but many structural features in common. What does this suggest in terms of their evolukn5x 6:dkl/ er* 7echotion?

参考答案:    

标记此题
6#
 
问答题 ( 1.0 分) (组内6/6) 切至整卷模式 搜藏此题  
7. Compare and contrast the lytic cycle with the lysogenic cycle of viral inxf2wjnx 8x ;c8jg j4:sfection of a host8c48; jnxj x:wfgxjs2 cell.
参考答案:    

标记此题
7#
 
问答题 ( 1.0 分) (组内1/7) 切至整卷模式 搜藏此题  
第 2 题组 (共 7 题 7 分) 当前第1/7题
题组内容描述:
6. The graph shows the known number of Ebola infections worldwide from 1976 to 2015.
(a) Estimate the number of cases of Ebola in 1976/-o m7hsr :.kjp:k kc9 ;n 3ymo)uswml-1977.
参考答案:    

标记此题
8#
 
问答题 ( 1.0 分) (组内2/7) 切至整卷模式 搜藏此题  
第 2 题组 (共 7 题 7 分) 当前第2/7题
题组内容描述:
6. The graph shows the known number of Ebola infections worldwide from 1976 to 2015.
(b) The total number of case of Ebola from 2000 to 2009 was 119g3xuu sdr2:2 h4. Calculate the togh sd2u23rux: tal number of cases that occurred from 1990 to 1999.
参考答案:    

标记此题
9#
 
问答题 ( 1.0 分) (组内3/7) 切至整卷模式 搜藏此题  
第 2 题组 (共 7 题 7 分) 当前第3/7题
题组内容描述:
6. The graph shows the known number of Ebola infections worldwide from 1976 to 2015.
(c) Calculate the percentage increasebb l4*dsc ,4ijcxj 87y 8*sguu in the total number of cases from 2000 to 2009,4b *8j8bixgl*cu4js y7uds c in comparison to 1990 to 1999.
参考答案:    

标记此题
10#
 
问答题 ( 1.0 分) (组内4/7) 切至整卷模式 搜藏此题  
第 2 题组 (共 7 题 7 分) 当前第4/7题
题组内容描述:
6. The graph shows the known number of Ebola infections worldwide from 1976 to 2015.
(d) The Ebola virus first appeared in humans in 1976. Suggest how thrv2g2 j wae+dv7+gyp4e virus first appe2grw 2+de7v+g4v ajyp ared in the
human population.
参考答案:    

标记此题
11#
 
问答题 ( 1.0 分) (组内5/7) 切至整卷模式 搜藏此题  
第 2 题组 (共 7 题 7 分) 当前第5/7题
题组内容描述:
6. The graph shows the known number of Ebola infections worldwide from 1976 to 2015.
(e) A vaccine was trialled in 2018 and shown to be effective2 d9j9gfgt:jy. It was made widely available from 2020. Suggest why a vaccj9 :gfjt2 dy9gine against a viral infection may prove ineffective in the long term.
参考答案:    

标记此题
12#
 
问答题 ( 1.0 分) (组内6/7) 切至整卷模式 搜藏此题  
第 2 题组 (共 7 题 7 分) 当前第6/7题
题组内容描述:
6. The graph shows the known number of Ebola infections worldwide from 1976 to 2015.
(f) The genetic material of the Ebola virus is single strand RNA.ze pcgd v8*x7:zrl,b, List two other forms dgz8:c,lbvzre xp7,* that viral
genetic material may take.
参考答案:    

标记此题
13#
 
问答题 ( 1.0 分) (组内7/7) 切至整卷模式 搜藏此题  
第 2 题组 (共 7 题 7 分) 当前第7/7题
题组内容描述:
6. The graph shows the known number of Ebola infections worldwide from 1976 to 2015.
(g) The image below showq3ho gd 9+moa 5 )s+(ngxzs5vts a particle of the Ebola virus

The virus is approximately 1000 nm in length. Convert this size into µm.
参考答案:    

总分:13分 及格:7.8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 13 道题
本平台(https://5edu.win/)支持练习,作业与考试(自动评分)三种模式,群组成绩统计排序导出,题目动态变量实现同卷千人千题
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|手机版试卷|使用帮助|手机版|无忧得胜-网上国际课程 (https://5edu.win)

GMT+8, 2026-6-24 09:58 , Processed in 0.093480 second(s), 59 queries , Redis On.