Introduction to force, time energies at nanometer scales; Boltzmann distribution; hydrodynamic drag; Brownian motions; DNA, RNA protein structure and function; sedimentation; chemical kinetics; general aspects of flexible polymers. Course Information: Same BME 450 and PHYS 450. Prerequisite(s): Grade of C or better in PHYS 245 or Grade of C or better in PHYS 260 or the equivalent; or approval of the department.