在绝大多数生物中，遗传信息的传递顺序是[ ] A．蛋白质→DNA_爱下问搜题

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问题选择题

在绝大多数生物中，遗传信息的传递顺序是[ ]

A．蛋白质→DNA→RNA

B．蛋白质→tRNA→蛋白质

C．DNA→mRNA→蛋白质

D．DNA→tRNA→蛋白质

答案

答案：C

完形填空

从方框中的七个选项中选出五个合适的选项补全对话。（共5小题，每小题1分）

A.I hope you have a good time there.
B.It sounds really interesting and exciting.
C.How will you go there?
D.What places shouldn’t I miss?
E.Can you tell me something about it?
F.You’ll go there by plane.
G.What’s the weather like there?

Jack: I plan to go to Taiwan for my summer holidays. Li Ming, you come from Taiwan. __小题1:__
Li Ming: No problem. Taiwan is an island.
Jack: __小题2:__
Li Ming: It’s nearly the same as that in Fujian. Sometimes it’s very hot in summer. But you can taste all kinds of delicious fruit there.
Jack: __小题3:__
Li Ming: Taiwan is good for travelling. Mount Ali and Riyuetan are popular tourist spots, and you shouldn’t miss the hot springs(温泉) there.
Jack：__小题4:__ I can’t wait to fly there.
Li Ming: __小题5:__
Jack: Thanks a lot.

单项选择题

以下不属于磁盘指标参数的是( )。

A．磁道

B．扇区

C．精度

D．密度