Answer:
Complex organic food molecules such as sugars, fats, and proteins are rich sources of energy for cells because much of the energy used to form these molecules is literally stored within the chemical bonds that hold them together.
Im pretty sure its either the liver or kidneys <span />
Answer:
Systemic circulation carries oxygenated blood from the left ventricle, through the arteries, to the capillaries in the tissues of the body. From the tissue capillaries, the deoxygenated blood returns through a system of veins to the right atrium of the heart.
Explanation:
i hope it helps..
Answer:
A. Brainstem
Explanation:
Looking at the options, the correct one is Brainstem because it is the only one that deals with breathing, heart rate and blood pressure which definitely is linked to autonomic nervous system activity during sleep and the memory consolidation.