Question

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 ​

Answer 1

PART A IS THE RIGHT ANSWER

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