试题与答案

肌肉中氨基酸脱氨基的主要方式是()A.嘌呤核苷酸循环 B.谷氨酸氧化脱氨作用 C.转

题型:单项选择题

题目:

肌肉中氨基酸脱氨基的主要方式是()

A.嘌呤核苷酸循环

B.谷氨酸氧化脱氨作用

C.转氨基作用

D.还原脱氨

E.转氨基与谷氨酸氧化脱氨基的联合

答案:

参考答案:A

解析:

嘌呤核苷酸循环的脱氨基方式主要在肌肉和心肌中进行。答案选A。

试题推荐
题型:阅读理解

阅读理解。

     Mrs. Hunt comes back from work. She tells Mr. Hunt about a nice dress. "I see it in the shop every

day." she says. "And...."

    "And do you want to buy it?" asks Mr. Hunt. "How much is it?"

    "It's  two  hundred  and  sixty  dollars,"Mrs. Hunt answers.

    "Is two hundred and sixty dollars for a dress? That's too much!"says Mr. Hunt.

    But every evening when she comes back, Mrs. Hunt only talks about the dress. So at last Mr. Hunt

says , "Oh , you can buy it! Here's the money! ". Mrs. Hunt is very happy. The next evening, Mr. Hunt

wants to have a look at the nice dress, but Mrs. Hunt says. "I don't want to buy it. "

     "Why not?" he asks.

     "Well, it is still in the window of the shop after a week. So I think no one wants this dress. And I

don't want it, either."

1. Mrs. Hunt sees the nice dress ______.     

A. at a bus stop     

B. in her factory     

C. in a shop

D. at her friend's home

2. Mrs. Hunt tells Mr. Hunt about the dress because she wants him to ______.     

A. have a look     

B. buy it for her     

C. make one like that

D. borrow it from the shop

3. Mr. Hun thinks the dress in the shop is ______.     

A. very small     

B. too long     

C. very cheap

D. too expensive

4. Which of the following is RIGHT?      

A. Mr. Hunt doesn't want his wife to buy the dress.     

B. Many other people also want the dress.     

C. Mrs. Hunt likes another dress in the shop.

D. Mr. and Mrs. Hunt come back from work together (一起) every day.

5. Mrs. Hunt doesn't want to buy the dress at last because she thinks ______.     

A. it is much too expensive     

B. it is not very new     

C. it is much too old

D. it is not very good

查看答案
微信公众账号搜索答案