What are two types of transport used to bring materials in and out of a cell

Atool suspected of being used at a crime scene should be tried out in a tool mark to see if it fits

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.

Witch theory suggests all living things are made up of cell or cells