What is the role of the circulatory system? A. absorb oxygen from the external environment.
B. Sends electrical signals throughout the body.
C. moves blood around the body for nutrient/waste, and blood gas exchange.
D. Removes toxins and waste from the blood stream.

An organ system consists of a group of organs that performs specific functions necessary for the survival of an organism. humans have eleven different organ systems: integumentary, skeletal, muscular, nervous, endocrine, circulatory, lymphatic, respiratory, digestive, urinary, and reproductive. discuss the function of neurons, the brain and the spinal cord within the human nervous system while explaining the interrelationship of each organ.

What is the correct term for an area of rotating currents in an ocean? when ocean currents combine, they create an area of rotating currents called an

The direct energy source that drives atp synthesis during respiratory oxidative phosphorylation is