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【单选题】
下列不属于固定化酶在的特点的是()
A.
有利于酶与产物分离
B.
可以被反复
C.
能自由出入依附的载体
D.
一种固定化酶一般情况下不能催化一系列酶促反应
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参考答案:
举一反三
【单选题】下列哪个分子是非极性分子?
A.
B.
四氯化碳
C.
氯仿
D.
一氯甲烷
【判断题】只要企业对其产品的需求函数有充分的了解则借助需求函数便可制定确保当期利润最大化的价格。
A.
正确
B.
错误
【单选题】What's the advantage for the people who join the co - up for 6 month period?
A.
The membership fee is lower.
B.
They can help chouse the products that will be sold
C.
They may attend fewer meetings.
D.
They may go to the co - up more times per week.
【简答题】Readers are not allowed (bring) _____ ______ ___ food and drinks into the l ibrary at any time.
【单选题】What's the advantage for the people who join the co - up for 6 month period?
A.
The membership fee is lower.
B.
They can help choose the products that will be sold.
C.
They may attend fewer meetings.
D.
They may go to the co -up more times per week.
【简答题】This book belongs in the technical ibrary of anyone involved in the field of electronics.It provides the basic theory, components, devices, circuits, and systems of electronics. Not only does this boo...
【单选题】. 水在体内排出途径:
A.
排尿、排汗
B.
呼气
C.
粪便排出
D.
排尿、排汗、呼气及在粪便排出
【单选题】Retum the book immediately to the 1ibrary as soon as you_______with it.
A.
finish
B.
are finished
C.
have finished
D.
are finishing
【多选题】要调查某地区养鸡专业户的养殖经营情况,以下哪些是可选用的指标?
A.
养鸡专业户的户数
B.
每一养鸡户的养鸡数
C.
养鸡专业户的养鸡数
D.
每一养鸡户的年收入
E.
养鸡户的平均年收入
【单选题】在我国古代,儿歌通常被称为
A.
民谣
B.
诗歌
C.
谚语
D.
童谣
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