Siblings and dizygotic twins share only 50 % of their segregating genes.
同卵雙生雙胞胎和雙卵雙生雙胞胎分享僅50%的基因.
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The concordance is around 20 % for dizygotic twins.
該一致性約為20%,異卵雙胞胎.
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The two embryos that dizygotic, not genetically identical. Therefore, the twins are not identical.
兩個(gè)胚胎來(lái)自雙卵, 遺傳學(xué)上不一樣, 所以這種雙胎是不一樣的.
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"dizygotic twins"