Reality Check: How does the X-Men's X-Gene create so many different mutants? • AIPT
Marvel - “To me, my X-Men!” Show off your X-Gene with new pendants from The GLD Shop featuring Marvel's merry mutants: https://bit.ly/3o7Y8Ht | Facebook
MUTANT GENE CONFIRMED IN MCU X-Men WandaVision Clue! - video Dailymotion
Who originally discovered the X-Gene from X-Men? Is it a common knowledge between lots of scientists now? Or is it well hidden like the secret of Mutants? - Quora
The biological basis of Marvel Comics mutants – Journal of Geek Studies
Mutant Or Monster: The Horror X-Gene In Marvel's X-Men
If mutants existed like they did in Marvel, then what percentage of the world's population would have the X-Gene? - Quora