果蝇是遗传学实验常用的材料一对果蝇每代可以繁殖出许多后代回答下列问题 1正常情况下雄果蝇在减数分裂过程中含有2个y染色体的细胞名称 Template




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tomski果蝇是遗传学实验常用的材料一对果蝇每代可以繁殖出许多后代回答下列问题 1正常情况下雄果蝇在减数分裂过程中含有2个y染色体的细胞名称 coloring