生物解旋作用 DNA复制需要用解旋酶打开氢键后再开始复制 限制性核酸内切酶是怎样使氢键断裂 氢键应该是稳定的

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DNA复制需要用解旋酶打开氢键后再开始复制 限制性核酸内切酶是怎样使氢键断裂 氢键应该是稳定的
2个回答 分类：生物 2018-04-27

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限制霉切的是磷酸二酯键
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