sanderslaernnde sanderslaernnde

23-10-2017
Biology

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Veins take blood back to the heart. Which gas would be most abundant in a vein that takes blood from muscle cells in the arm back to the heart? A carbon dioxide B oxygen C nitrogen D hydrogen

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tomkon91oyak3x tomkon91oyak3x

23-10-2017

A.) This gas is a carbon dioxide

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ponnama ponnama

25-02-2021

Answer:

the vein takes blood back to the heart so the lungs can refill blood with oxygen and get rid of the waste, so it a

Explanation:

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