Crossword clues for the word: MUTATION The word MUTATION has appeared as an answer to at least 8 crossword clues on different crossword puzzles. Crossword clues for MUTATION Showing 1 to 8 of 8 results Clue(s) A change in the structure of a gene Change, alteration Chromosomal alteration Evolutionary process Feature of each of the X-Men Genetic alteration Genetic change It may occur from chromosomal alteration