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核苷酸到底有几种啊如题
更新时间: 2020-10-24 00:00:00  

核苷酸有如下两种:

1、核糖核苷酸,简介:核糖核苷酸由一分子磷酸、一分子核糖、一分子含氮碱基构成。核糖核苷酸分成腺嘌呤核糖核苷酸、鸟嘌呤核糖核苷酸、胞嘧啶核糖核苷酸、尿嘧啶核糖核苷酸;

2、脱氧核糖核苷酸,简介:脱氧核糖核酸,DNA的基本单位。DNA绝大部分存在于细胞核和染色质中,并与组蛋白结合在一起。DNA是遗传物质的基础。一般由C、H、O、N、P五种元素组成。脱氧核苷酸是脱氧核糖核酸的基本单位。

关键词: 核苷酸 到底

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