2026-07-072026-07-07http://salesiana.dossiersoluciones.com/handle/123456789/16877Based on the result of an unzipping phase transition by a force in a model of DNA, we hypothesize that the DnaA-type proteins act as a pulling agent with a force slightly less than the critical force for unzipping. The dynamic (space-time) correlation of unzipping then drives the subsequent events of replication. In such a correlation driven scenario, there is no need of a replisome as a structural unit and this elusive replisome may not exist at all.5 pages, latex/revtex, 1 eps figures. Corrected typos, reference list updated. Proceedings of CMDAYS2K, held at Guru Ghasidas University, Bilaspur, India, Aug 29-31, 2KStatistical MechanicsSoft Condensed MatterBiological PhysicsQuantitative Biologytext