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【单选题】
出现在tRNA的反密码环上并可与mRNA上多种碱基配对的是A.
I
B.
Ψ
C.
T
D.
X
E.
DHU
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反馈参考答案：
举一反三
【简答题】编程实现两个单片机的双机通信程序, A 机作为发送端每秒发送 1 个字符, B 机接收并在与其连接的 LED 数码管上显示出来。
【简答题】清词三大家都有谁?词风如何?
【单选题】Two of the words have the same grammatical function in the sentence. one does Not. Choose the letter (A, B or C) which does Not have the same grammtical function. He studied IT for his job but he made...
A.
for
B.
but
C.
so
【单选题】Two of the words have the same grammatical function in the sentence. One does NOT. Choose the letter (A, B or C) which does NOT have the same grammatical function. He studied IT for his job but he mad...
A.
for
B.
but
C.
so
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