下列关于tRNA的叙述,错误的是(  )。

下列关于tRNA的叙述,错误的是(  )。A.两条链方向相反 B.两股链通过碱基之间的氢键相连 C.为右手螺旋,每个螺旋有10个碱 D.三级结构呈倒“I”型 E

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What Is Anthrax (炭疽)?  There's been a lot of talk about anth

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