Krebs Cycle and Glycolysis

Living cells require an energy resource to function. In the human body, this “energy currency” is adenosine triphosphate (ATP). ATP is used by cells to grow, to reproduce, and to respond to the stresses and strains of life, including exercise and muscle contraction.

ATP is a molecule that is made of the nuceloside adenosine and three (tri) inorganic phosphate groups. When water is added to ATP, one phosphate group breaks off and releases energy. This leaves adenosine with two phosphate groups, becoming adenosine ...

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