Q What is the difference between catabolism and anabolism?
Metabolism comprises two opposing processes: catabolism and anabolism. Anabolism is a set of synthesis reactions that transform simpler compounds into organic molecules in general with energy spending, Catabolism is a set of reactions that break organic molecules into less complex and simpler substances in general with liberation of energy and the energy liberated in catabolism may be used in vital processes of the organism, including anabolism.