嘌呤碱基的C8来自于 A N5—CH—NH—FH4 B N5—CH3—FH

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问题 嘌呤碱基的C8来自于 A N5—CH—NH—FH4B N5—CH3—FH4C N10—CHO—FH4D N5, N10—CH2—FH4E N5, N10 = CH—FH4

选项

答案E

解析
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