<prompt> G6PD help in maintaining the integrity of RBC by:Controlling oxidative stress on RBCControlling reduction stress on RBCMaintaining flexibility of cell membraneComponent of electron transport chain  <response>: Ans. a Controlling oxidative stress on RBCRef: Robbins pathology 9th ed. 634 G6PD helps in neutralizing the effect of oxidative stress on the RBC. Oxidative stress is induced by drugs like primaquine and hence in patients of G6PD there is accelerated hemolysis intravascular during the hemolytic episode resulting in hemoglobinuria and passage of shockingly black urine by the patient. 