1.选择题- (共5题)
2.下图为人WNK4基因部分碱基序列及其编码蛋白质的部分氨基酸序列示意图。已知WNK4基因发生一种突变，导致1169位赖氨酸变为谷氨酸。该基因发生的突变是( )
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3.下图为人WNK4基因部分碱基序列及其编码蛋白质的部分氨基酸序列示意图。已知WNK4基因发生一种突变，导致1169位赖氨酸变为谷氨酸。该基因发生的突变是( )
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4.大肠杆菌可以直接利用葡萄糖， 也可以通过合成β－半乳糖苷酶的乳糖分解为葡萄糖和半乳糖加以利用
。将大肠杆菌培养在含葡萄糖和乳糖的培养基中。测定其细胞总数及细胞内β－半乳糖苷酶的活性变化（如图）。据图分析，下列叙述合理的是（ ）
。将大肠杆菌培养在含葡萄糖和乳糖的培养基中。测定其细胞总数及细胞内β－半乳糖苷酶的活性变化（如图）。据图分析，下列叙述合理的是（ ）
2.单项选择- (共8题)
6.
Anyone who is in ________ of weapons without permission is considered lawbreaking.
| A．command | B．control | C．charge | D．possession |
7.
I think our company lays too much ______ on cost and not enough on quality.
| A．stress | B．focus | C．intention | D．impression |
8.
The conflict between Gadhafi’s government army and the rebels in Libya made ______ difficult for the foreigners to leave the country.
| A．so | B．much | C．that | D．it |
9.
Although ________ about her fatness, she showed great confidence on the stage.
| A．teasing | B．being teased | C．teased | D．to be teased |
10.
The professor, _______ the project, made a comment on the report.
| A．was opposed to carry out | B．opposed to carry out |
| C．opposed to carrying out | D．was opposed to carrying out |
11.
_______ the ointment to the wound, the nurse carefully wrapped it up with a bandage.
| A．Treated | B．Having treated | C．Applied | D．Having applied |
12.
—Why did you quit your job?
—I didn’t like the working conditions _________ the good salary.
—I didn’t like the working conditions _________ the good salary.
| A．in need of | B．in spite of | C．in terms of | D．in favor of |
试卷分析
-
【1】题量占比
选择题:(5道)
单项选择:(8道)
-
【2】：难度分析
1星难题：0
2星难题：0
3星难题：0
4星难题：0
5星难题：0
6星难题：8
7星难题：0
8星难题：0
9星难题：0