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【单选题】
关于酶含量调节的叙述,错误的是A.
属于酶活性的快速调节
B.
属于细胞水平的代谢调节
C.
底物常可诱导酶的合成
D.
产物常可阻遏酶的合成
E.
属于酶活性的迟缓调节
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参考解析：
知识点：
皮皮学刷刷变学霸
举一反三
【简答题】氨茶碱和麻黄碱主要作用是 ( )平滑肌,临床常用来治疗( )
【单选题】They ____ in the suburb when she was only a child.
A.
lived
B.
live
C.
living
D.
lives
【单选题】In America, many people enjoy living in a big in the suburb.
A.
city
B.
home
C.
family
D.
house
【单选题】Turning their nose up at the audience, they ________ the people living in the suburb.
A.
look for
B.
look down on
C.
look up to
D.
look out
【简答题】adj. [数] 周期的;定期的;n. 期刊;杂志
【判断题】Living in the suburb comes at a cost which is that people have to drive a lot.
A.
正确
B.
错误
【简答题】adj. 定期的,周期的
【单选题】Turning their nose up at the audience, they ________ the people living in the suburb.
A.
looked for
B.
looked down on
C.
looked up to
D.
looked out
相关题目：
【单选题】In America, many people enjoy living in a big in the suburb.
A.
city
B.
home
C.
family
D.
house