ɪn bˌaɪəlˈɑːdʒɪkəl sˈɪstəmz, haʊˈɛvɚ, ˈoʊzoʊn ɪz nˈoʊn təbi dʒˈɛnɚɹˌeɪɾᵻd fɹʌm sˈɪŋɡlɪt ˈɑːksɪdʒən, ænd ðə pɹɪzˈuːmd mˈɛkənˌɪzəm ɪz ɐn ˈæntɪbˌɑːdikˈæɾɐlˌaɪzd pɹədˈʌkʃən ʌv tɹˈaɪəksˌɪdeɪn fɹʌm sˈɪŋɡlɪt ˈɑːksɪdʒən.
In biological systems, however, ozone is known to be generated from singlet oxygen, and the presumed mechanism is an antibody-catalyzed production of trioxidane from singlet oxygen.