本答案对应课程为:点我自动跳转查看
本课程起止时间为:2020-09-28到2020-12-28
本篇答案更新状态:已完结
1、 问题:Benjamin Franklin is not a regular writer in the sense that he_____.
选项：
A:wrote no fiction
B:wrote only drama.
C:wrote only poetry
D:wrote his Autobiography which started a tradition
答案: 【wrote his Autobiography which started a tradition】 点我阅读全文
本答案对应课程为:点我自动跳转查看
本课程起止时间为:2020-02-15到2020-04-16
本篇答案更新状态:已完结
1、 问题:在从细胞纯化基因组DNA的时候，A260/A280 = 1通常作为双链DNA纯度的指标。其比率不等于1，就意味着DNA中可能有蛋白质或RNA的污染。如果你测量的样品的A260/A280>1，那么你纯化到的基因组DNA最有可能：
选项：
A:有蛋白质污染
B:有RNA污染
C:有糖类物质的污染
D:含有较高的GC含量
E:有脂质的污染
答案: 【有RNA污染】 点我阅读全文
本答案对应课程为:点我自动跳转查看
本课程起止时间为:2021-03-08到2021-06-13
本篇答案更新状态:已完结
1、 问题:McLuhan predicted the global village, one world interconnected by an electronic nervous system, making it part of our popular culture before it actually happened. The electronic nervous system in this sentence refers to _______.
选项：
A:global politics
B:media
C:global market
D: global economy
答案: 【media】 点我阅读全文
本答案对应课程为:点我自动跳转查看
本课程起止时间为:2020-03-09到2020-06-27
本篇答案更新状态:已完结
1、 问题:Which one is not true about PowerPoint?
选项：
A:PowerPoint is used to provide the outline.
B:PowerPoint is used to display graphs and pictures.
C:PowerPoint is used to focus the audience on key points.
D:PowerPoint is used to substitute for sound and dynamic speaking skills.
答案: 【PowerPoint is used to substitute for sound and dynamic speaking skills.】 点我阅读全文
