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every cell in your body.
2. What are the 5 kinds of molecules that move through the cardiovascular
system.
I
3. Compare and contrast veins and capillaries.

Respuesta :

Answer:

capillaries:carry blood away from the body and exchange nutrients waste and oxygen with tissues at the cellular level.

veins:are blood vessels that bring blood back to the heart and drain blood from organs and limbs

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