Question

homeostasis is ______. choose one option a the process by which nutrients are absorbed in the villi of the small intestine b the tendency of the body to maintain inner balance despite changes in external conditions c the exchange of oxygen and carbon dioxide in the lungs d the filtering of blood in the kidneys that produces urine

Explanation:

Homeostasis refers to the body's regulatory mechanism to keep internal conditions stable (e.g., temperature, pH) even when external environments change. Option A describes nutrient absorption, C is gas exchange, D is urine formation—none match the definition of homeostasis.

Answer:

B. the tendency of the body to maintain inner balance despite changes in external conditions