Answer: ATP
Explanation:
Adenosine tri phosphate is the molecule having the maximum amount of energy in it. This is a high energy molecule which is used as a energy source for various types of metabolic reactions taking place inside the body of an organism.
During the process of cellular respiration the energy from the carbohydrates are broken down and the energy is stored in the form of ATP.
Hence, the answer is Adenosine triphosphate.