Act of inhaling and exhaling, known as breathing. Oxidative process by which living cells use the chemical energy of organic molecules in a series of metabolic steps. Process employed by living organisms to take in oxygen and release carbon dioxide.

RESPIRATION: "Respiration is necessary for survival."
Cite this page: N., Pam M.S., "RESPIRATION," in, April 28, 2013, (accessed September 16, 2021).