碱基互补配对是指核酸分子中各核苷酸残基的碱基按A与T、A与U和G与C的对应关系互相以氢键相连的现象。它是沃森和克里克首先在DNA双螺旋结构模型中提出来的,后来发现,不仅在DNA复制中有这种规律,在转录过程DNA和RNA关系中也有类似的规律。甚至单链RNA中凡在空间靠近、可以氢键互相结合的碱基,也能这样配对。所以,这个原则具有极其重要的生物学意义。复制、转录、逆转录和转译等遗传信息传递的基本生物过程都遵循这个原则。
The correct complement is made because of these principles of Watson-Crick base pairing that we talked about before.
剪接配对的正确性源自,沃森克里克碱基互补配对原则的作用,这我们讲过的
Translation occurs by a special kind of polymerization where these transfer RNA's operate by Watson-Crick base pairing.
翻译过程是一种特殊的聚合过程,当tRNA按照,沃森克里克碱基互补配对原则进行配对
Well you do that by this Watson-Crick base pairing, so I know if I have I know what messenger RNA to make from that because I have to satisfy these base pairing rules.
依据的是沃森克里克碱基互补配对原则,如果给我一个ACGCGA的序列,就能知道转录出的mRNA会是什么,因为我必须满足碱基配对原则
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