Why is DNA not directly involved in protein synthesis?
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Why is DNA not directly involved in protein synthesis?
这句话的意思是,为什么DNA不直接参与蛋白质的合成.
DNA是不能随便出入细胞核的,否则容易在移动过程中出现问题.比如突变、缺失、错位等等.任何DNA的直接活动都是存在一定的风险的,因此生物的DNA或者其他遗传物质都遵循一个最安全原则,即能不动用则不动用.
以转录成RNA的形式来到细胞核外的核糖体上进行蛋白质的合成,既安全,又方便,效率也要高得多.一个DNA可以转录出多条RNA链进行蛋白质的指导活动.这个是长期进化选择的结果.
DNA是不能随便出入细胞核的,否则容易在移动过程中出现问题.比如突变、缺失、错位等等.任何DNA的直接活动都是存在一定的风险的,因此生物的DNA或者其他遗传物质都遵循一个最安全原则,即能不动用则不动用.
以转录成RNA的形式来到细胞核外的核糖体上进行蛋白质的合成,既安全,又方便,效率也要高得多.一个DNA可以转录出多条RNA链进行蛋白质的指导活动.这个是长期进化选择的结果.
Why is DNA not directly involved in protein synthesis?
求翻译,有关protein synthesis
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英语翻译since the derivative is involved in the calculations,the