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Which of these is a major function of the excretory system?

A) The excretory system removes oxygen from the body.
B) The excretory system regulates the amount of water in the body.
C) The excretory system regulates your body functions when you sleep.
D) The excretory system prevents nutrients from leaving your body.

User Chenkehxx
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1 Answer

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I think the answer is B.

Hope that helped! :)
User Hitesh Menghani
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