Biology Essay on Feedback Mechanisms

Homeostasis is the 'maintenance of equilibrium in a biological system by means of an automatic mechanism that counteracts influences tending towards disequilibria'. Homeostatic mechanisms operate at all levels within living systems, including the molecular, cellular, and population levels. in humans homeostasis involves the constant monitoring and regulating of numerous factors including, oxygen and carbon dioxide levels, nutrient and hormone levels and inorganic and organic substances. …