基因的结构 1终止子和终止密码终止子位于dna上确切地说是属于非编码区的核苷酸序列它特殊的碱基排列顺序能够阻碍rna聚合酶的移动并 Sketch Coloring Page

基因的结构 1终止子和终止密码终止子位于dna上确切地说是属于非编码区的核苷酸序列它特殊的碱基排列顺序能够阻碍rna聚合酶的移动并 Template

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