在果蝇减数分裂的四分体时期细胞内形成了4个四分体那么这个细胞全部染色体所含有的dna分子数是 A.4个 b.8个 C.16个 D.32个 Template




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tomski在果蝇减数分裂的四分体时期细胞内形成了4个四分体那么这个细胞全部染色体所含有的dna分子数是 a.4个 b.8个 coloring