下列有关遗传学的知识不正确的是 A.每条染色体上只有一个dna分子但有很多个蛋白质分子b.关于人的性别决定在受精卵形成时孩子的性别就 Template




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tomski下列有关遗传学的知识不正确的是 a.每条染色体上只有一个dna分子但有很多个蛋白质分子b.关于人的性别决定在受精卵形成时孩子的性别就 coloring