<prompt> Crohns disease is associated with polymorphism in:NOD2CARD 15 genePhiladelphia chromosomeP53 geneAPCBeta catenin  <response>: Ans. a NOD 2CARD 15 geneRef: Sabiston 20th edition, Page 1260 IBD-1 CARD-15NOD 2 gene mutation at chromosome 16 q is linked with CD. IBD-2 - Chr.12q-linked with UC 