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Overview of ATP Production
Next Generation: HS.LS1.7 NGSS

Overview of ATP Production


This lesson will give an overview of process of cellular respiration which produces cellular energy in the form of ATP.

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Terms to Know
Adenosine triphosphate (ATP)

The primary form of energy used by cells to perform work, a nucleoside that has been phosphorylated by three phosphate groups

Cellular respiration

The process of converting molecules, such as proteins, fats and carbohydrates, into cellular energy and transferring that energy across cell membranes

Electron transport system

A series of reactions that couple electron donors with electron acceptors with the end result of transferring H⁺ ions across cell membranes to generate ATP


The first step in cellular respiration; process of breaking down glucose into pyruvate that takes place in the cytoplasm of cells; is an anaerobic process

The Krebs cycle

A series of chemical reactions used to generate energy, aerobically, that came from carbohydrates, fats and proteins