Biology of Humans 4th Edition by Judith Goodenough,Betty McGuire

Exercise 8

The controversial pill Mifepristone (formerly called RU486) works to terminate a pregnancy by preventing progesterone from acting. This effect would cause an abortion because progesterone is needed to a. trigger ovulation. b. cause the formation of the corpus luteum. c. maintain the endometrium. d. increase the levels of LH