有关dna分子结构的叙述不正确的是adna分子由4种脱氧核苷酸组成bdna单链上相邻碱基以氢键连接c碱基对有两种d磷酸与脱氧核糖交替 Template




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tomski有关dna分子结构的叙述不正确的是adna分子由4种脱氧核苷酸组成bdna单链上相邻碱基以氢键连接c碱基对有两种d磷酸与脱氧核糖交替 coloring