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metabolism

me·tab·o·lism

/məˈtabəˌlizəm/

Noun

The sum of all the physical and chemical processes by which living organized substance is produced and maintained (anabolism), and also the transformation by which energy is made available for the uses of the organism (catabolism). This is the process by which the body creates adenosine triphosphate (ATP) from oxygen and glucose (O2 + glucose = ATP). The waste of this process is CO2 and H2O.