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【单选题】
关于真核生物的翻译起始,不正确的说法是A.
翻译起始的过程较原核生物复杂
B.
eIF-2是调节真核翻译起始的关键因子
C.
起始氨基酰－tRNA进入核糖体的P位
D.
mRNA的SD序列与其在核糖体上就位有关
E.
由80S核糖体、mRNA和Met-tRNAiMet组成翻译起始复合物
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举一反三
【单选题】It was the young scientist ___ solved this problem five years ago.
A.
who
B.
whom
C.
which
D.
Both A and C
【简答题】This famous scientist ________________ at home by his mother when he was young.
【简答题】A young man asked Albert Einstein, the great German scientist , what the secret of success is. The scientist told him that the secret of success is hard work. A few days later the young man asked the ...
【单选题】This young scientist is not only intelligent ________ hardworking.
A.
and
B.
but
C.
also
D.
so
【简答题】打开 part4\ 练习 1 素材 .bmp 文件,如图 4-58 所示。使用 Photoshop 提供的工具对人像素材进行修饰。
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