2026-07-072026-07-07http://salesiana.dossiersoluciones.com/handle/123456789/155496A phenomenological model based on the three-dimensional theory of nonlinear elasticity is developed to describe the phenomenon of overstretching in the force-extension curve for dsDNA. By using the concept of a material with multiple reference configurations a single formula is obtained to fit the force-extension curve.13 pages, 4 figuresBiomoleculesQuantitative Methodstext