The kissimee river brings a lot of nitrogen and phosphorus to lake okeechobee . Where is this nitrosen coming from ?

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 : )

a scenario where a cell may be needed to perform a form of endocytosis is when transporting large molecules. a scenario where a cell may be needed to perform a form of exocytosis is when releasing the large molecule from the cell.

its probably to later but whats the question

plato users:

d.  

there was a variety of food available on island x, but there were only large seeds and nuts on island y.