Preparatory Reaction Location: mitochondria matrix
Requires O2: yes
Net ATP: 0
Net Electron Carriers: ?
Produces CO2 or H2O: CO2

ecotourism pay for conservation efforts.

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 : )