ANSWER THIS ILL MARK YOU AS A BRAINLIST
1. HOW BLOOD CIRCULATORY SYSTEM IS IMPORTANT FOR US
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Answer:
Beacause it carries blood to every part of body.
Explanation:
Arteries carry blood away from the heart and veins carry blood back to the heart. The circulatory system carries oxygen, nutrients, and hormones to cells, and removes waste products, like carbon dioxide. These roadways travel in one direction only, to keep things going where they should
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