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Sponges have a _____ that squeezes out waste.
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Dec 16, 2016
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Sponges have a _____ that squeezes out waste.
Biology
high-school
Lee Winder
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Lee Winder
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Contractile Vacuole:
A membrane-surrounded cavity in a cell that periodically expands, filling with water, and then suddenly contracts, expelling its contents to the cell's exterior.
Santosh Aryal
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Dec 22, 2016
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Santosh Aryal
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