Respuesta :

-The molecule that participates most often in energy exchanges in living cells.
-couples energy‐releasing catabolic reactions to energy‐requiring anabolic reactions.

ATP is a compound that stores and transports energy and is the main energy source for cellular function. ATP can be produced from the breakdown of a variety of nutrients. The conversion of ATP to ADP releases phosphate. The reaction is exothermic and catabolic. The conversion of ADP to ATP is endothermic and anabolic.  

exact answer for endgenuity