ɪn ˈɔːɹdɚ fɔːɹ jˈiːst sˈɛlz tə ɹᵻpˈɛɹ dˈæmɪdʒ baɪ həmˈɑːləɡəs ɹˌiːkˌɑːmbᵻnˈeɪʃən, ðɛɹ mˈʌst biː pɹˈɛzənt, ɪnðə sˈeɪm nˈuːklɪəs, ɐ sˈɛkənd dˌiːˌɛnˈeɪ mˈɑːlɪkjˌuːl kəntˈeɪnɪŋ sˈiːkwəns həmˈɑːlədʒi wɪððə ɹˈiːdʒən təbi ɹᵻpˈɛɹd.
In order for yeast cells to repair damage by homologous recombination, there must be present, in the same nucleus, a second DNA molecule containing sequence homology with the region to be repaired.