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真核生物的mRNA()。

单选题
2022-01-07 13:38
A、在细胞质内合成并发挥作用
B、帽子结构是一系列的核苷酸
C、有帽子结构和PolyA尾巴
D、mRNA因能携带遗传信息,所以可长期存在
E、前身是rRNA
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正确答案
C

试题解析

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