Jenrihera Jenrihera

14-10-2015
Biology

contestada

why a circulatory system is important in meeting the needs of all cells throughout an animal's body?

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ExtraordinaryAlien ExtraordinaryAlien

14-10-2015

The circulatory system is vital in the exchange of oxygen with the cells in the animal's body because there is no living creature that can survive without oxygen, it keeps the body active.

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