It seems simple: an egg + a sperm = one embryo. But if your sperm are "few, vague, and abnormal" and your woman is 37 and about to start menopause, things start to get complicated.
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It seems simple: an egg + a sperm = one embryo. But if your sperm are "few, vague, and abnormal" and your woman is 37 and about to start menopause, things start to get complicated.
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