<prompt> In cytochrome P450, P stands forStructural proteinsSubstrate proteinPigmentPolymer  <response>: Molecular oxygen is incorporated into a variety of substrates by enzymes designated as oxygenases; many drugs, pollutants, and chemical carcinogens xenobiotics are metabolized by enzymes of this class, known as the cytochrome P450 systemCytochromes P450 Are Monooxygenases Impoant in Steroid Metabolism for the Detoxification of Many DrugsReaction and also works together with cytochromes P450 in drug detoxificationRef: Harper;s biochemistry text, 30th edition, biological oxidation 