in skin, the cells of the epidermis connect to the basal lamina through cellular junctions known as hemidesmosomes. select the cytoskeletal element that helps maintain the integrity of this connection.

Photosynthesis converts solar energy into what type of energy?

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.

Ecology can best be described as the study of what