![Scientist holding Tomatoes with bioengineered gene.](http://static.sciencelearn.org.nz/images/images/000/003/557/full/ART_Flavr_Savr_AthanasiosComparesTomatoesWithTomatoes.jpg?1674171168)
Plant physiologist Athanasios Theologis compares Florida-grown Endless Summer tomatoes to his greenhouse-grown fruit. All contain the bioengineered ACC synthase gene.
Photo by Jack Dykinga and released into the public domain by United States Department of Agriculture.