100 POINTS, PLEASE HELP ANSWER submit your project, including your graphic, about energy flow in ecosystems.

2%? i tried finding the exact sorry if it's not 100% correct ; -;

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 : )

energy and particles

sodium i think the chemical element of atomic number 11, a soft silver-white reactive metal of the alkali metal group.