<span>D) Increase in complexity of food pyramid</span>
Answer: 2. Bending of the arm
Explanation: The second answer choice is the only on that involves use of both the skeletal and muscular system.
Answer:
You mean Environmental Injustice
Explanation:
If you need to know the meaning of it, here it is:
Environmental Injustice: Environmental injustice can be defined as the disproportionate exposure of commu- nities of color and the poor to pollution, and its concomitant effects on health and environment.
Answer:
d. 60
Explanation:
Both the American College of Sports Medicine and the U.S. Department of Health and Human Services recommend at least 60 minutes of exercise daily for youth under the age of 18. This has been determined to be a good daily dose of exercise in order to allow healthy growth and development of youth below the age of 18th. Which is also why Physical Education classes in the United States are mandatory and last 60 minutes.