Blood – Oil for Your Body
The engine in your mom’s car has oil. The oil does lots of things. It keeps the engine clean and it keeps things running smoothly. Your blood is a little like engine oil, but even better. Blood carries oxygen and nutrients to all the cells in
Posted in Human Body | Tags : All About Blood, circulatory system, components of blood, blood, all about blood for kids, facts about blood, blood facts, all about blood cells, functions of the blood
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