When a unicellular organism swims from a hypertonic to an isotonic environment, its contractile vacuole becomes less active.
What is an Hypertonic solution?
A hypertonic solution is one in which the concentration is greater than the surrounding environment.
An Isotonic solution is one in which the concentration is equal to that of the surrounding environment.
When a unicellular organism swims from a hypertonic to an isotonic environment, its contractile vacuole becomes less active since the solution are the same.
Therefore, the contractile vacuole will more active.
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