<prompt> Niacin dificiens causes all except -DermatitisDactvlisDiarrhoeaDementia  <response>: Ans. is b i.e., Dactylis Niacino Vitamin B3o Niacin incorporated into NAD NADPo Both are co-enzyme for oxydation-reduction reactiono Deficiency cause pellagra characterised by3D- 1 Dermatitis2 Diarrhoea3 Dementia 