ðə dʒɪnˈɛɾɪk mˈɛkənˌɪzəm ðæt kˈɔːzᵻz ðə kˈɜːli kˈoʊt dˈiːfɛkt ɪn hˈɔːɹsᵻz ɪz nˌɑːt fˈʊli ˌʌndɚstˈʊd; ɪɾ ɪnvˈɑːlvz bˈoʊθ dˈɑːmɪnənt ænd ɹᵻsˈɛsɪv dʒɪnˈɛɾɪk mjuːtˈeɪʃənz.
The genetic mechanism that causes the curly coat defect in horses is not fully understood; it involves both dominant and recessive genetic mutations.