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【简答题】
酶的共价修饰常见的四种方式是：磷酸化/脱磷酸化、______/______、______/______、______/______；原核细胞最主要的共价修饰方式是______/______，真核细胞中的共价修饰的主要方式是______/______；在级联放大系统调节过程中，酶的调节主要方式是______/______。
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反馈参考答案：
举一反三
【单选题】Part Ⅱ Reading Comprehension (Skimming and Scanning) Directions: In this part you will have 15 minutes to go over the passage quickly and answer the questions on Answer Sheet 1. For questions 1-7, cho...
A.
Because old people tend to sleep more than average.
B.
Because old people's health usually fails during that time.
C.
Because the life after retirement could be very long or very short.
D.
Because some old People cannot endure major surgeries.
【单选题】How did everyone teel when James left?
A.
They felt happy.
B.
They felt sorry.
C.
They felt excited.
【单选题】_____ shouldn’t have part-time jobs because they are too young.
A.
Thirteen years old
B.
Thirteen-year-old
C.
Thirteen-year-olds
D.
Thirteen year olds
【简答题】How did James Cook visit New Zealand?
【单选题】Recent studies have suggested that weight training ______.
A.
has become an essential part of people's life
B.
may well affect the health of the trainees
C.
will attract more people in the days to come
D.
contributes to health improvement as well
【单选题】Part Ⅱ Reading Comprehension (Skimming and Scanning) Directions: In this part you will have 15 minutes to go over the passage quickly and answer the questions on Answer Sheet 1. For questions 1～7 , ch...
A.
the causes of snoring problems
B.
the treatments of snoring problems
C.
the risks of snoring problems
D.
the hazards and the treatments of snoring problems
【简答题】In this part of the test you are asked to give a short talk o a business topic. You have to choose one of the topics from the two below and then talk for about one minute, you have one minute to prepa...
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