如图是生物的有性生殖过程据图判断下列叙述正确的是 A.受精卵中的染色体由精子和卵细胞各提供一半b.过程Ⅱ形成的受精卵的细胞质主要来自精子 Template




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tomski如图是生物的有性生殖过程据图判断下列叙述正确的是 a.受精卵中的染色体由精子和卵细胞各提供一半b.过程Ⅱ形成的受精卵的细胞质主要来自精子 coloring