wˈɛɡnɚ ɹˈɛkəɡnˌaɪzd ðˈæt:  “ðɪ ˌiːkwɪlˈɪbɹiəm kˈɑːnstənt kˈeɪ fɔːɹ ɐsˌoʊsɪˈeɪʃən əvə mˈɑːnoʊmɚ wɪð ɐ pˈɑːlɪmɚɹ ɪz ðə sˈeɪm æt bˈoʊθ ˈɛndz, sˈɪns ðɪ ɐdˈɪʃən əvə mˈɑːnoʊmɚ tʊ ˈiːtʃ ˈɛnd lˈiːdz tə ðə sˈeɪm pˈɑːlɪmɚ.”; ɐ sˈɪmpəl ɹᵻvˈɜːsᵻbəl pˈɑːlɪmɚ kˈænt tɹˈɛdmɪl; ˌeɪtˌiːpˈiː haɪdɹˈɑːləsˌɪs ɪz ɹᵻkwˈaɪɚd.
Wegner recognized that:  “The equilibrium constant (K) for association of a monomer with a polymer is the same at both ends, since the addition of a monomer to each end leads to the same polymer.”; a simple reversible polymer can’t treadmill; ATP hydrolysis is required.