A. Define homeostasis Homeostasis is the natural ability of the body to balance the internal condition of the body with changes in the external environment. An example of the homeostatic ability of the body is when we shiver when it is cold. Shivering is a result of many physiological processes in the body that have the end objective of preserving internal bodily heat in response to a drop in external temperature. The body’s homeostatic ability is very important to survival because without it, humans can barely survive. The condition in which the body is unable to maintain its internal environment despite changes in the external environment is known as homeostatic imbalance. B. Distinguish between the terms atom ion and molecule….