sˈɪstɚ kɹˈoʊmɐtˌɪd ɛkstʃˈeɪndʒ ˌɛssˌiːˈiː ɪz ðɪ ɛkstʃˈeɪndʒ ʌv dʒɪnˈɛɾɪk mətˈɪɹiəl bᵻtwˌiːn tˈuː aɪdˈɛntɪkəl sˈɪstɚ kɹˈoʊmɐtˌɪdz.
Sister chromatid exchange (SCE) is the exchange of genetic material between two identical sister chromatids.