use the drop-down menus to label the parts of a
nucleotide.
label a
label b
label c
label d
label e
label f

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.

The image below shows a weather service map. which details best describe this map? check all that apply

How does photosynthesis show the conservation of mass and energy?