mutagenically

/ˌmjuːtəˈdʒɛnɪkli/
adverb
  1. In a way that causes or relates to genetic mutation.
    • The lab tested whether the compound functions mutagenically in bacteria.
    • The chemical acts mutagenically, altering the DNA of exposed cells.
    • Some substances in the environment can behave mutagenically over long periods.