apomixis autogeny parthenogenesis virgin birth 单性生殖
virgin birth 无配子生殖
The Virgin Birth of Christ 基督由童女所生
Birth of the Virgin 圣母的诞生
While Mary should not have been able to sire a son through a virgin birth, your Christmas turkey could – at least in theory.
至少在理论上讲，圣母马利是绝不可能通过无沾怀胎而生育一个男孩的--圣诞火鸡倒还可能。
So mother turkeys do have the genetic stuff for making males, although there may be other barriers to a "virgin birth".
所以说尽管可能还存在其它的障碍使得雌火鸡不能进行单性生殖，但是它们确实是具有生育雄性小火鸡的基因材料的。
However, what science told us back in 1984 was that human females certainly could never have a natural virgin birth, because of a genetic barrier in mammals called imprinting.
然而1984年时候的科学去告诉我们，由于哺乳动物中存在被称作印记的基因障碍，所以说女性是绝不可能进行处子生育的。
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