In which way is cellular respiration similar to photosynthesis? a. they both make G3P
b. the both involve ATP
c. the they both involve chemiosmosis
d. all of the above

what are the choices?

option c is the correct answer.

the corpus luteum secretes estrogens and progesterone. the latter hormone causes changes in the uterus that make it more suitable for implantation of the fertilized ovum and the nourishment of the embryo. if the egg is not fertilized, the corpus luteum becomes inactive after 10–14 days, and menstruation occurs.

i hope this : )