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Some protozoans have special organelles called contractile vacuoles that continually eliminate excess water from the cell. The presence of these organelles tells you that the environment is ______ to the protozoan

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Answer:

Hypotonic.

Explanation:

Hypotonic is a description of the solute content of one solution in relation to another solution. It is used in biology to help scientist describe cells. Knowing the osmolarity (concentration of a solution in number of solutes per liter) of different solutions can show scientists which way the water gradient and solute gradients will form.

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