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【单选题】
下列关于细胞周期蛋白和CDK,说法错误的是
A.
只要周期蛋白结合CDK,后者即可表现出激酶活性
B.
周期蛋白结合的CDK部位氨基酸顺序比较保守
C.
不同的期蛋白在细胞期中表达的时期不C 1同,并与不同CDK结合,调节不同的CDK激酶的活性
D.
CDK激活必须以结合周期蛋白为前提
E.
细胞周期蛋白D主要与激酶CDK4和CDK6结合,调节G1 /S期转化
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What is the primary use of the new underwater acoustic technology?
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Why do Ganges River dolphins make their homes in rivers and lakes?
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【简答题】On October 12, , some Chinese scientists were working at the computers to look for information they needed. Suddenly they saw a lot of very bright spots crossing the computers’s screens. At the sa...
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