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swaggerboyzz33
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What would happen without excretory systems in humans?

AWastes would build up in blood and damage the body.
BBlood would not circulate through the body.
COxygen would not enter the blood stream.
DNutrients would not be absorbed.

Verified Answer :

Apocrophon

I think A because the liver filters out wastes from the blood, and so without the liver the wastes would build up and be dangerous for the body.

najlawortham79

The answer to this would be (A)

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