What idea states that the use or disuse of a body part can result in traits that can be passed on to offspring?

Which of the following statements are true chromosomes make up genes

In the diagram below, the northern hemisphere would be in what season at position a a. fall b. winter c. summer d. spring

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.