Figure 1From: Multiscale mechanobiology: mechanics at the molecular, cellular, and tissue levelsPolymer elasticity models commonly used in single molecule manipulation. a, The FJC model consists of segments of length l k connected via freely-rotating joints. b, The eFJC model consists of elastic segments with segment elasticity k seg . c, The WLC model describes a polymer molecule as a flexible rod with stiffness defined by the persistence length l p .Back to article page