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Contractile vacuole facts for kids

Kids Encyclopedia Facts
Paramecium contractile vacuoles
Protist Paramecium aurelia with contractile vacuoles

A contractile vacuole ('CV') is found in many cells. It pumps water in and out of the cell through osmoregulation. In this way regulates osmotic pressure.

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  • Contractile vacuole in Dictyostelium

    A Dictyostelium discoideum (slime mold) cell exhibiting a prominent contractile vacuole on its left side

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