Why cant a woman get pregnant again during pregnancy?

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    High levels of HCG in womens bodies kill sperm..
    High levels of estrogen and progesterone, secreted by the corpus luteum or placenta during pregnancy, inhibit the secretion of gonadotropins and prevent ovulation.
    A woman ovulates during pregnancy, but the oviducts are plugged with protective mucus to prevent sperm from entering.
    A woman cant have intercourse during pregnancy due to the presence of a protective mucus plug that develops in the cervix..
asked May 19, 2013 in Biology by anonymous
    

1 Answer

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High levels of estrogen and progesterone, secreted by the corpus luteum or placenta during pregnancy, inhibit the secretion of gonadotropins and prevent ovulation.
answered May 20, 2013 by Bioshare ~Top Expert~ (34,070 points)

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