Скачать или смотреть CELLULAR RESPIRATION| GLYCOLYSIS| ANAEROBIC REPSIRATION| CLASS 11 BIOLOGY |CHAP 4 BIOENERGETICS |NBF

Bioenergetics is the study of how living organisms produce and use energy to carry out vital biological processes. It focuses on the transformation of energy in cells, particularly through the production of ATP, the main energy currency of the cell. This energy is derived from nutrients like glucose during cellular respiration or from sunlight in the case of photosynthesis. Bioenergetics involves both catabolic reactions, which break down molecules to release energy, and anabolic reactions, which use energy to build complex molecules. Key processes include glycolysis, the Krebs cycle, and the electron transport chain. The principles of thermodynamics also apply, highlighting energy conservation and efficiency. Understanding bioenergetics is essential in fields like health, nutrition, and physiology.