Gregor mendel used pea plants to study
a. flowering.
c. the inheritance of traits.
b. gamete formation.
d. cross-pollination.

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.

2polnis which of the following is an advantage of an in vitro experiment?me

What are the three groups of atoms that make up amino acids called