<prompt> Which of the following is an immune response cause of anaemiaDiamond black fan anaemiaHereditary spherocytosisGlucose-6-phosphate dehydrogenase deficiencyHaemolytic disease of the newborn  <response>: Answer- D. Haemolytic disease of the newbornHemolytic disease of newborn is an immune mediated cause of anemia group antigens on fetal red blood cells resulting from maternal antibodies against blood. 