题目内容

9.DNA在30nm纤丝中压缩多少倍?( )

A. 6倍 B.10倍 C.40倍 D.240倍 E.1000倍 F.10000倍

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Which of the following is true about the news item?
[A] The evidence against Israel is insufficient.
[B] The misused passports belong to people with dual nationality of British and Israel.
[C] The forged passports were made by the Israel government.
[D] To make Israel claim responsibility for the forgeries is a sophisticated operation.

3.X射线分析证明一个完整的DNA螺旋延伸长度为______。

己知学生表如下:
执行下列命令后,得到的记录数是 SELECT班级,MAX(年龄) FROM学生表GROUP BY班级

A. 1
B. 2
C. 3
D. 4

[A] condition
[B] affair
[C] environment
[D] situation

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