How are proteins used in mating by Japanese beetles? O A. They send proteins as chemical messages. O B. They use proteins to store lysosomes. O C. They store proteins in their large vacuoles. O D. They build mitochondria from proteins.

What sentence best supports the statement that hormones are involved in the regulation of homeostasis? a. the hormone erythropoeitin increases the production of red blood cells when oxygen levels are low. b. the hormone oxytocin promotes labor contractions of the uterus during childbirth. c. the hormone melatonin induces sleep and its production is slowed by exposure to light. d. the hormone cortisol suppresses the immune system and is produced when the body is under stress.