This is a period of intense biological development when a person begins to develop adult traits and characteristics

What are hormones? a. they are minerals needed for proper bone formation. b. they are the parts of the body targeted by endocrine glands. c. they are substances needed for muscle and nerve activity. d. they are substances released by endocrine glands.

Which example is a indication of stress a. becoming more alert b. narrowing air passages c. slowing down if the heartbeat d. decreasing blood sugar with adrenaline

Last 5 benefits of physical activity and identify each benefit as either a physical mental and emotional or social benefit