Astudent does an experiment for a science fair to study whether temperature affects the timing of a cricket’s chirps. the student keeps a cricket in an enclosed box that is heated to different temperatures each day for twelve days. the student records the cricket’s chirps by using a sound-activated microphone so the timing of the chirps can be measured. which is the dependent variable in this experiment?

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 : )

the endomembrane system i think

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.