Plan cells.

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…in the cell. The vacuoles that perform the latter are called contracile vacuoles. They take on excess water and then squeeze it out of the cell to prevent cytolysis. The other task of the vacuole is also very important. It stores enzymes and toxic wastes that cannot be stored anywhere else in the cell. Usually, there is only one vacuole per plant cell, and it can take up to nearly 90% of the cell's total volume.