Answer:
All the cells in your body require oxygen. Without it, they
couldn't move, build, reproduce, and turn food into energy.
In fact, without oxygen, they and you would die! How do you
get oxygen? From breathing in air which your blood
circulates to all parts of the body.
couldn't move, build, reproduce, and turn food into energy.
In fact, without oxygen, they and you would die! How do you
get oxygen? From breathing in air which your blood
circulates to all parts of the body.
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