Blood has three main functions: transport, protection and regulation. Blood transports the following substances: Gases, namely oxygen (O2) and carbon dioxide (CO2), between the lungs and rest of the body. Nutrients from the digestive tract and storage sites to the rest of the body.
No, it's not. Fruits and vegetables have different nutritional values. <span />
He should increase the speed in which he runs as the faster one runs the faster their heartbeat.
Protein helps build muscle and provide energy
