Structure and Function of Living Systems: Question 1
Which of the following is required in order for homeostasis to be maintained?

Select one:

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.

An organism should have an internal environment that differs from its external environment.