Biology

The correct answer is: C.internal environment stays the same when external changes occur

Explanation:

Homeostasis refers to the ability of living organisms to maintain a stable internal environment despite changes in the external environment. This includes regulating factors like temperature, pH, and the concentration of gases or ions to ensure the organism's internal systems function optimally.

The other options do not accurately define homeostasis:

A.External environment stays the same when internal changes: Homeostasis is about maintaining internal stability, not about the external e...