下图中甲乙丙丁分别表示某一人体内的几种细胞它们的形态结构和功能各不相同的原因是细胞中a.dna的结构不同 b.信使rna不同 c.遗传 Template




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tomski下图中甲乙丙丁分别表示某一人体内的几种细胞它们的形态结构和功能各不相同的原因是细胞中a.dna的结构不同 b.信使rna不同 c.遗传 coloring