Under anaerobic conditions, a glycolysis reaction takes place where glucose is converted into pyruvate:
ˌʌndɚɹ ˌænɛɹˈoʊbɪk kəndˈɪʃənz, ɐ ɡlaɪkˈɑːləsˌɪs ɹɪˈækʃən tˈeɪks plˈeɪs wˌɛɹ ɡlˈuːkoʊs ɪz kənvˈɜːɾᵻd ˌɪntʊ pˈaɪɹuːvˌeɪt: