The only difference is at the chromosomal level, deep inside the embryos' cells.

唯一的区别在于染色体的水平，它埋藏在胚胎细胞的深处。

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The only difference is at the chromosomal level, deep inside the embryos' cells.

唯一的区别在于染色体的水平，它埋藏在胚胎细胞的深处。

youdao