Maclintock waxaa lagu sharxay shaqada Francois Jacob iyo Jacques Monod ee ku saabsan nidaaminta hiddaha ee lac operon, oo ah fikrad ay ku muujisay Ac / Ds horraantii sanadihii 1960-kii. Ka dib markii ay soo saareen 1961 Jacob iyo Monod ee Journal of Molecular Biology warqad "Farsamooyinka nidaaminta hiddaha ee isku-darka borotiinka", McClintock waxay qortay maqaal loogu talagalay American Naturalist oo isbarbar dhigaya lac operon iyo shaqadeeda ku saabsan xakamaynta walxaha ku jira hadhuudhka. Xitaa dabayaaqadii qarnigii labaatanaad, ka-qaybgalka McClintock ee cilmiga bayoolajiga wali si ballaaran looma aqoonsan inuu u dhigan yahay helitaanka nidaaminta hiddaha.
transposon-ka oo kale