The choice that is true of the energy that is passed from one trophic level to the next in a food chain is about 10% of the energy passed from one level to the next is released as heat. The correct answer is A.
I would assume that because of not only sports but because of what americans do, like eat alot or smoke etc. it can effect organ systems because the heart has veins leading to every other organ, when the heart stops, the organs stops too.
Your nervous system guides almost everything you do, think, say or feel. It controls complicated processes like movement, thought and memory. It also plays an essential role in the things your body does without thinking, such as breathing, blushing and blinking.