皮皮学，免费搜题
登录
搜题
【单选题】
关于结合酶的下列叙述,错误的是( )
A.
由酶蛋白和辅助因子组成
B.
催化反应的高效性取决于酶蛋白
C.
催化反应的专一性取决于辅助因子
D.
一种辅助因子可与不同的酶蛋白结合
E.
一种酶蛋白通常和特定的辅助因子结合
拍照语音搜题，微信中搜索"皮皮学"使用
参考答案：
参考解析：
知识点：
.
..
皮皮学刷刷变学霸
举一反三
【单选题】反应2A（g）?2B（g）+E（g）△H＞0，达到平衡时，要使正反应速率降低，A的浓度增大，应采取的措施是（　　）
A.
加压
B.
减压
C.
减小E的浓度
D.
降温
查看完整题目与答案
【单选题】已知反应A(g)+2B(l)=4C(g)的平衡常数为K=0.123，则反应2C(g)=1/2A(g)+B(l)的平衡常数为( )。
A.
8.13
B.
0.35
C.
6.62
D.
2.85
查看完整题目与答案
【简答题】完形填空。 Sometimes, I doubted if there was any love between my parents. Every day they were 1 earning money. They didn't 2 in the romantic 13 that I read in books. For them, 'I love you' was too luxuriou...
查看完整题目与答案
【单选题】W: Ben, what were you doing last night? You didn't even finish your homework. M: I'm sorry, Mrs. Black. I didn't feel well last night. I will do it after class. W: Oh, sorry to hear that. Take care. 1...
A.
Shop owner and shop assistant.
B.
Mother and son.
C.
Teacher and student.
D.
Manager and secretary.
查看完整题目与答案
【简答题】(iii) Identify and discuss an alternative strategy that may assist in improving the performance of CTC with effect from 1 May 2009 (where only the products in (a) and (b) above are available for manuf...
查看完整题目与答案
【简答题】(b) Using the information provided in the case scenario, strategically evaluate the performance of the company up to 2004, indicating any areas of particular concern. (20 marks)
查看完整题目与答案
【单选题】According to the author, today's telephone has______.
A.
a few functions, but it will perform. all in the future
B.
given up an important role in an information society
C.
taken place of other means of communication system
D.
developed fast
查看完整题目与答案
【单选题】What are the audience members requested to do?
A.
Leave the theatre at the end of the performance.
B.
Take pictures of actors during the interview.
C.
Speak clearly into the microphone.
D.
Allow others to ask questions.
查看完整题目与答案
【简答题】not only in peak perfor­mance but also in (20) between parent and child.
查看完整题目与答案
【单选题】______ stereophonic phonograph records, two recordings are made of the same musical performance.
A.
Creates
B.
Created
C.
The creating of
D.
To create
查看完整题目与答案
相关题目：
【单选题】反应2A（g）?2B（g）+E（g）△H＞0，达到平衡时，要使正反应速率降低，A的浓度增大，应采取的措施是（　　）
A.
加压
B.
减压
C.
减小E的浓度
D.
降温
查看完整题目与答案
【单选题】已知反应A(g)+2B(l)=4C(g)的平衡常数为K=0.123，则反应2C(g)=1/2A(g)+B(l)的平衡常数为( )。
A.
8.13
B.
0.35
C.
6.62
D.
2.85
查看完整题目与答案
【简答题】完形填空。 Sometimes, I doubted if there was any love between my parents. Every day they were 1 earning money. They didn't 2 in the romantic 13 that I read in books. For them, 'I love you' was too luxuriou...
查看完整题目与答案
【单选题】W: Ben, what were you doing last night? You didn't even finish your homework. M: I'm sorry, Mrs. Black. I didn't feel well last night. I will do it after class. W: Oh, sorry to hear that. Take care. 1...
A.
Shop owner and shop assistant.
B.
Mother and son.
C.
Teacher and student.
D.
Manager and secretary.
查看完整题目与答案
【简答题】(iii) Identify and discuss an alternative strategy that may assist in improving the performance of CTC with effect from 1 May 2009 (where only the products in (a) and (b) above are available for manuf...
查看完整题目与答案
【简答题】(b) Using the information provided in the case scenario, strategically evaluate the performance of the company up to 2004, indicating any areas of particular concern. (20 marks)
查看完整题目与答案
【单选题】According to the author, today's telephone has______.
A.
a few functions, but it will perform. all in the future
B.
given up an important role in an information society
C.
taken place of other means of communication system
D.
developed fast
查看完整题目与答案
【单选题】What are the audience members requested to do?
A.
Leave the theatre at the end of the performance.
B.
Take pictures of actors during the interview.
C.
Speak clearly into the microphone.
D.
Allow others to ask questions.
查看完整题目与答案
【简答题】not only in peak perfor­mance but also in (20) between parent and child.
查看完整题目与答案
【单选题】______ stereophonic phonograph records, two recordings are made of the same musical performance.
A.
Creates
B.
Created
C.
The creating of
D.
To create
查看完整题目与答案