The main function of catabolic reactions is to provide energy, which is stored as ATP, for use in the synthesis of new structures, cell-to-cell signaling, or the movement of motile cells.

• 分解反应的主要功能是提供能量，这种能量储存在ATP中，可以用来合成新的结构，细胞间的信号传递，细胞的运动等。