负责转录延伸的是( )。A.α因子 B.核心酶 C.RNA聚合酶的σ因子 D.RN

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问题:

负责转录延伸的是( )。

A.α因子

B.核心酶

C.RNA聚合酶的σ因子

D.RNA聚合酶全酶

考点:普通考研07理学分子生物学
题型:单项选择题

单词拼写。

1. The hotel c______ comfort and convenience.

2. She didn't c______ a doctor, but ate fruit and vegetables only.

3. It is o______ that festivals are times of happiness and fun.

4. Gandhi helped g______ India's independence from Britain.

5. You must a______ to your sister for being rude.

6. We have ______ (获益) a lot since we formed the good habit of learning.

7. Christmas is a holiday about a b______(信仰).

8. In the morning I like to eat noodles with ______ (油煎) eggs.

9. Dark clouds were ______ (聚集) in the sky. Heavy rain would come soon.

10. Mr. Smith and I are good friends, but I don't share his ______ (宗教的) beliefs.

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根据利率期限结构的完全预期理论,水平的收益率曲线意味着预期未来的短期利率将()。

A.无法确定

B.下降

C.不变

D.上升

题型:单项选择题

为进一步加快贫困地区发展,促进共同富裕,实现到2020年全面建成小康社会奋斗目标,国务院制定《中国农村扶贫开发纲要(2011 - 2020)》。国家重视农村扶贫开发是基于(  )

①尊重和保障 * * 的需要    ②农民履行应尽义务的需要  

③社会主义制度的本质要求  ④农民享有基本的民主权利的需要

A.①②

B.①③

C.③④

D.②③

题型:单项选择题

2006年“申遗”成功的中国南方喀斯特地貌由哪三处共同组成?()

A.贵州兴义、广西桂林、四川兴文

B.云南石林、广西桂林、贵州荔波

C.云南石林、贵州荔波、重庆武隆

题型:单项选择题

天平的感量

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