单选题:tRNA分子上3ˊ-端序列的功能是(  )。

题目内容:
tRNA分子上3ˊ-端序列的功能是(  )。 A.剪接修饰作用
B.辨认mRNA上的密码子
C.辨认与核糖体结合的组分
D.提供-0H基与糖类结合
E.提供-0H基与氨基酸结合
参考答案:
答案解析:

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Henry cannot resist the lure of drugs.

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根据下列选项,回答题:A.慢性病容 B.甲状腺功能亢进症面容 C.二尖瓣面容 D.伤寒面容 E.贫血面容两眼突出,惊愕表

根据下列选项,回答题:A.慢性病容 B.甲状腺功能亢进症面容 C.二尖瓣面容 D.伤寒面容 E.贫血面容两眼突出,惊愕表情者,属于(  )。

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