I would go with C) food because food gives us energy, healthy veggies gives us energy and unhealthy junk food really doesn't give us as much energy and makes us fat. Not air because air is the need for life, not energy and not a place to live since that really doesn't give us energy.
Answer:
The brain has three main parts: the cerebrum, cerebellum and brainstem. Cerebrum: is the largest part of the brain and is composed of right and left hemispheres. It performs higher functions like interpreting touch, vision and hearing, as well as speech, reasoning, emotions, learning, and fine control of movement.
Answer:
Through negative feedback, insulin produced by the pancreas causes a decrease in the amount of glucose in the blood.
Explanation:
The control of blood sugar (glucose) by insulin is a good example of a negative feedback mechanism. When blood sugar rises, receptors in the body sense a change. In turn, the control center (pancreas) secretes insulin into the blood effectively lowering blood sugar levels.