Herbicide-resistant seeds have a gene implanted into their genome that allows the plants to tolerate exposure to herbicides, including glyphosate.
hˈɜːbɪsˌaɪdɹᵻsˈɪstənt sˈiːdz hæv ɐ dʒˈiːn ɪmplˈæntᵻd ˌɪntʊ ðɛɹ dʒˈiːnoʊm ðæt ɐlˈaʊz ðə plˈænts tə tˈɑːlɚɹˌeɪt ɛkspˈoʊʒɚ tə hˈɜːbɪsˌaɪdz, ɪŋklˈuːdɪŋ ɡlˈɪfəsˌeɪt.