1.List the five molecules transported by the cardiovascular system?
Nutrients
Oxygen
Hormones
Wastes
Heat
2. What is the difference between veins, arteries and capillaries?
A vein is a blood vessel that carries blood toward the heart. An Arteries are elastic vessels that transport blood away from the heart. Capillaries are tiny blood vessels that pass blood from the arteries into the veins
3. How is a persons blood type determined?
Blood type is determined by presence or absence of a specific complex carbon hydrate found on the surface of a red blood cells
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