问题
单项选择题 A1/A2型题
酶耦联反应与一般酶反应的重要区别是（）
A.准确
B.快速
C.误差大
D.误差小
E.有明显的延滞期
答案
参考答案：E
解析：酶偶联反应与一般酶反应的一个重要区别是有一个明显的延滞期，延滞期越短越好，测定时间一定要避开此期。
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酶耦联反应与一般酶反应的重要区别是（）
A.准确
B.快速
C.误差大
D.误差小
E.有明显的延滞期
参考答案：E
解析：酶偶联反应与一般酶反应的一个重要区别是有一个明显的延滞期，延滞期越短越好，测定时间一定要避开此期。
仔细阅读下面的信息,然后填写表中的内容 Dear Wang Hong, I am an American school girl. My name is Alice Green. I am twelve. There are five people in my family-my brothers, my parents and I. My brothers and I are all students at the same school. We go to school from Monday to Friday. We don’t have any classes on Sundays or Saturdays. My father and mother are teachers. They say, China is great, and Chinese people are friendly, I want to travel in China. I think it is very interesting, isn’t it? I like reading. Now I am reading a book of Chinese stories. They are very interesting. My brothers and I like playing soccer and basketball. What do you like? Let’s be friends. Please write soon. Yours, Alice Green Information Card
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