Hi ! I've been asked to think about a scientific innovation that I need to create and that doesn't exist yet ( it can also be something impossible to Create as long as it is interesting enough for my classmates to fund it ) can someone help please I can't think of anything interesting?

Biology 1c cumulative exam i need awsners

Which units ate used to measure both velocity and speed? check all that apply

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.