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ATP Hydrolysis

Definition

ATP hydrolysis refers to the breakdown of adenosine triphosphate (ATP) molecules into adenosine diphosphate (ADP) and inorganic phosphate (Pi). This process releases energy that can be utilized by cells for various cellular activities.

Analogy

Imagine ATP as a fully charged battery in your phone, while ADP and Pi are like a partially depleted battery. When you use up some ATP through hydrolysis, it's like using up battery power on your phone. The release of energy during ATP hydrolysis provides fuel for cellular processes just like how using your phone drains its battery.

Related terms

Adenosine Diphosphate (ADP): A molecule formed when one phosphate group is removed from ATP. ADP can be converted back into ATP through cellular respiration, where energy is stored for later use.

Inorganic Phosphate (Pi): The inorganic phosphate released during ATP hydrolysis. It can be recycled and used to regenerate ATP through processes like oxidative phosphorylation.

Cellular Respiration: The process by which cells convert glucose and oxygen into carbon dioxide, water, and ATP. It involves multiple chemical reactions, including the hydrolysis of ATP to release energy that fuels cellular activities.