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NICOLA NICOLA
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6 years ago
Combination birth-control pills work by
 
  A) preventing the production of estrogen.
  B) preventing the production of progesterone and thus ovulation.
  C) preventing a fertilized egg from implanting in the uterus.
  D) preventing the release of FSH and LH.
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rhcarterrhcarter
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6 years ago
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NICOLA Author
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6 years ago
Brilliant ツ
DAGINC
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Yesterday
Helped a lot
zbmallo3
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2 hours ago
You make an excellent tutor!
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