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【多选题】
以下有关疏水氨基酸的描述错误的有:A.
不溶于水
B.
少数蛋白质并不含有疏水氨基酸
C.
可以发生磷酸化等化学修饰
D.
酶的活性中心在酶分子的内部,因此是没有亲水氨基酸残基的
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【单选题】Some people dislike fairy stories they feel that they ______.
A.
tempt people to be cruel to children
B.
show the primitive cruelty in children
C.
lend themselves to undesirable experiments with children
D.
increase a tendency by which children's impulses may be
【单选题】现况调查样本含量估计常用以下公式：N=K×Q/P，其中K值是根据研究项目的允许误差大小而确定，当允许误差为20%（0.2P）时，K为
A.
50
B.
100
C.
200
D.
400
E.
800
【简答题】. 第二节完型填空（共20小题；每小题1分，满分20分） 阅读下面短文，掌握其大意，然后从36—55各题所给的四个选项（A、B、C和D）中，选出最佳选项，并在答题卡上将该项涂黑。 My parents passed away ten years ago and I miss them terribly. But I know they are with me every day in what t...
【判断题】在“I know, Dad,” she said, “I'm a selfish Pig. I'll think about it...”一句中的pig应该根据异化法翻译为“自私自利的猪”。
A.
正确
B.
错误
【简答题】Some people feel totally i______ when faced with new responsibilities.
【单选题】The following are the reasons why people feel depressed at this time every year EXCEPT that______.
A.
they have just experienced Festive period
B.
the work burdens are always heavier in the beginning of a year
C.
the weather is dismal in these days
D.
there are a lot of unpaid bills waiting for them
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