1. Dizygous twins come from two separate eggs and are genetically as similar as siblings.
二卵性双胞胎来自于两个独立的卵子,基因上与兄弟姐妹一样相似。
2. The occurrence of dizygous pregnancies is more common in older women.
发生二卵性妊娠在年龄较大的女性中较为常见。
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