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Contents contributed and discussions participated by EdwardHu

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分析某生物的双链DNA,发现腺嘌呤与胸腺嘧啶之和占全部碱基的64%,其中一条链上的腺嘌呤占该链全部碱基的30%则对应链中腺嘌呤占整个碱基的比例是( ) A... - 0 views

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shared by EdwardHu on 01 Jun 17 - No Cached

分析某生物的双链DNA,发现腺嘌呤与胸腺嘧啶之和占全部碱基的64%,其中一条链上的腺嘌呤占该链全部碱基的30%则对应链中腺嘌呤占整个碱基的比例是( ) A 17% B 32% C34% D50%
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