考试
2021-02-26 02:36:33

(单选题)多肽链主链骨架的组成是()

题目描述

A-NCCNNCCNNCCN-

B-CANOCHNOCHNO-

C-CONHCONHCONH-

D-CNOHCNOHCNOH-

E-CHNOCNHOCNHO-

答案解析

[db:答案解析]

C

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