minjimieee minjimieee

20-04-2021
Biology

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why animals need a circluatory system

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jamesscotts jamesscotts

20-04-2021

Answer:

All cells in the body need to have oxygen and nutrients, and they need their wastes removed. These are the main roles of the circulatory system. The heart, blood and blood vessels work together to service the cells of the body.

Explanation:

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