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.
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.