Which of the following is required in order for homeostasis to be maintained?
Select one:
An organism should have an internal environment that differs from its external environment.
There should be a constant input of stimuli to receptors so that internal conditions remain constant.
Passage of materials across cell membranes need to occur at a continuously rapid rate.
An organism should be able to move to a new environment when conditions change.
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Which of the following is required in order for homeostasis to be maintained?
Select one:
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