右图是人性别决定示意图请回答相关问题1由图可知父亲能产生数量相同的两种类型精子而母亲只能产生一种类型的卵细胞因此生男生女取决于 Template




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tomski右图是人性别决定示意图请回答相关问题1由图可知父亲能产生数量相同的两种类型精子而母亲只能产生一种类型的卵细胞因此生男生女取决于 coloring