What are the two phases of metabolism?

Metabolism refers to the biochemical processes in the body that convert food into energy and facilitate the growth, reproduction, and maintenance of cells. The two main phases of metabolism are anabolism and catabolism.

Anabolism is the phase of metabolism that involves the building up of complex molecules from simpler ones. It requires energy input and is essential for processes such as tissue growth, repair, and the synthesis of hormones and enzymes. This phase is crucial for growth and development.

Catabolism, on the other hand, is the phase that involves the breaking down of complex molecules into simpler ones. This process releases energy, which is then utilized for various bodily functions, including physical activity, maintaining body temperature, and supporting life-sustaining processes.

Understanding the balance between anabolism and catabolism is important for maintaining overall health and well-being. For instance, a predominance of catabolic processes may lead to tissue breakdown and loss of muscle mass, while excessive anabolism can result in obesity or other metabolic disorders if not balanced appropriately with energy expenditure.