Respiration and Metabolism



This video looks at the range of endothermic and exothermic reactions that collectively equate to our metabolism. It also compares aerobic and anaerobic respiration and for those taking the Higher Tier, it also covers the role of the liver in repaying the oxygen debt.

Key Words

respiration, metabolism, aerobic, anaerobic, lactic acid, exothermic, ATP, endothermic, oxygen debt, ethanol, starch, cellulose, glycogen