Home to bilirubin conversion is carried out by: (A) Heme oxygenase, (B) Heme reductase, (C) Heme isomerase, (D) Heme hydrolase
Answer is A. Within the macrophage, heme derived from haemoglobin is broken down by heme oxygenase, conveing it to biliverdin Carbon monoxide and iron arereleased as by-productsReference: Harper biochemistry 30th edition page no 672