<prompt> Most common tumor suppressor gene involved in cancer genesis is?Rbp53p16p73  <response>: Ans. is b i.e., p53 p53 is a tumor suppressor gene. p53 gene is located on chromosome 17. p53 acts as molecular policeman that prevents the propagation of genetically damage cell. p-53 is the most common target for genetic alteration in human tumors; A little over 50 of human tumors contain mutation in this gene.Note - Amongst oncogene RAS is involved most commonly 