The agriculture division, DuPont Pioneer, makes and sells hybrid seed and genetically modified seed, some of which produces genetically modified food. Genes engineered into their products include LibertyLink, which provides resistance to Bayer's Ignite Herbicide/Liberty herbicides; the Herculex I Insect Protection gene, which provides protection against various insects; the Herculex RW insect protection trait, which provides protection against other insects; the YieldGard Corn Borer gene, which provides resistance to another set of insects; and the Roundup Ready Corn 2 trait that provides crop resistance against glyphosate herbicides.