daɪnˈæmɪk ɪnstəbˈɪlᵻɾi əkˈɜːz wɛn ðə mˌaɪkɹoʊtˈuːbjuːl ɐsˈɛmbəlz ænd dˌɪsɐsˈɛmbəlz æt wˈʌn ˈɛnd ˈoʊnli, wˌaɪl tɹˈɛdmɪlɪŋ əkˈɜːz wɛn wˈʌn ˈɛnd pˌɑːlɪmɚɹˈaɪzᵻz wˌaɪl ðɪ ˈʌðɚɹ ˈɛnd dˌɪsɐsˈɛmbəlz.
Dynamic instability occurs when the microtubule assembles and disassembles at one end only, while treadmilling occurs when one end polymerizes while the other end disassembles.