Write down a brief summary of the main steps you took in the procedure. Be sure to include any adjustments you made to the procedure and why you made them.
1.3.4 discuss

your answer should be c) enjoy!

the dark variety, as they are not visible on the dark tree barks

explanation:

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 : )