An survey makes use of evidence, such as the footprints left behind by animal, to follow animals that re difficult to track.

Transpiration is the evaporation of water from

What is it called when plants lose water though their leaves

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.