Boxes of white button mushrooms. Scientists have used a popular gene editing tool called CRISPR/Cas9 to snip out a tiny piece of DNA from one particular gene in a white button mushroom. The resulting mushroom doesn't brown when cut.
Chipotle restaurant workers fill orders for customers in Miami, Fla., on April 27, 2015, the day that the company announced it will only use non-GMO ingredients in its food.
Joe Raedle/Getty Images
AquaBounty's salmon (background) has been genetically modified to grow bigger and faster than a conventional Atlantic salmon of the same age (foreground.)
Courtesy of AquaBounty Technologies, Inc.