Biology, 28.07.2019 10:00 sierrathomas431

What is the difference between an artery and a vein? an artery carries blood away from the heart; a vein carries blood to the heart. an artery is responsible for carrying blood; a vein is responsible for gas exchange. an artery is responsible for gas exchange; a vein is responsible for carrying blood. an artery carries blood to the heart; a vein carries blood away from the heart.

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