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The vitamins that is made up from the food we intake everyday
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Oxygen! And deliver Carbon Dioxide to the lungs and out of the body!
and also oxygen
correction carbon dioxide cant be delivered to lungs because it is already waste product that is need to secrete
No it is delivered to lungs to go out of the body as when we exhale!
Blood deliver oxygen throughout the body and oxygens deliver nutrients through the whole body.
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