7.如图是人的性别遗传图谱据图回答1父亲的染色体组成是xy女儿的染色体组成是xx人的性别是由性染色体决定的.2如图所示正常 Template




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tomski7.如图是人的性别遗传图谱据图回答1父亲的染色体组成是xy女儿的染色体组成是xx人的性别是由性染色体决定的.2如图所示正常 coloring