问题
单项选择题
蛋白质分子中的氨基酸残基可被PKC磷酸化的是
A．酪氨酸/丝氨酸
B．丝氨酸/苏氨酸
C．酪氨酸/苏氨酸
D．丝氨酸/组氨酸
E．苏氨酸/组氨酸
答案
参考答案：B
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蛋白质分子中的氨基酸残基可被PKC磷酸化的是
A．酪氨酸/丝氨酸
B．丝氨酸/苏氨酸
C．酪氨酸/苏氨酸
D．丝氨酸/组氨酸
E．苏氨酸/组氨酸
参考答案：B
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| Many students have hobbies, such as reading, painting, growing vegetables in their gardens, and looking 1 animals. 2 can make you grow, develop your interests and help you learn new skills. David Smith is a student. His hobby is 3 . In senior high school, he wrote a book and it came out in 2007. Many teenagers (青少年) 4 his book. As a result, David is a successful (有成就的) young 5 now. David is very lucky 6 his hobby has brought him enjoyment and success. But he thinks of writing 7 only one of his many hobbies or interests. He is 8 in many other things."I like playing badminton (羽毛球), too." says David. And he is a member of the school badminton team. Remember that we 9 spend all our time on our favorite hobby. There are many other interesting things 10 in life, and we should try to do something new or different. | ||||
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