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Why can't a woman get pregnant again during pregnancy (1)- A woman ovulates during pregnancy, but the oviducts are plugged with protective mucus to prevent sperms from entering (2)- high levels of HCG in woman's body kill sperms (3)- A woman can't have intercourse during pregnancy due to presence of a protective mucus plug that devlops in the cervix (4)- high levels of estrogen and progesterone secreted by the corpus luteum or placenta during pregnancy inhibit the secretion of gonadotropins and prevent ovulation |
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