Fractionation of oxygen isotopes during respiration.
D019069:Cell Respiration; D006801:Humans; D008660:Metabolism; D010100:Oxygen; D010103:Oxygen Isotopes; D012119:Respiration / Q000502:physiology*
D010103:Oxygen Isotopes; D010100:Oxygen
METABOLISM, TISSUE; OXYGEN; RESPIRATION/physiology