https://en.wikipedia.org/wiki/Genetic_use_restriction_technology https://en.wikipedia.org/wiki/Genetic_use_restriction_techno... Terminator constructs exist, a

https://en.wikipedia.org/wiki/Genetic_use_restriction_technology https://en.wikipedia.org/wiki/Genetic_use_restriction_techno... Terminator constructs exist, and yes, in corn too. They have useful applications, such as the restriction of transgenes from entering wild populations. Think of terminator progeny like mules; they're simply infertile.