AIIMS PG Exam – 84904 Leave a Comment / AIIMS PG Exam / By Renu Maurya Question Proto-oncogene to oncogene transformation occurs by A. Point mutation B. Promotor insertion C. Amplification D. Enhancer insertion Show Answer Correct Answer » A:B:D Explanation Ans: A. Point mutation B. Promotor insertion D. Enhancer insertion Enhancer insertion does not convert a proto-oncogene to oncogene. An enhancer mutation in one gene intensifies the phenotype caused by a mutation in another gene. Share this: Share on X (Opens in new window) X Share on Facebook (Opens in new window) Facebook Like this:Like Loading…