Detergent-solubilized mitochondrial extracts from strains expressing two of the translationally competent polypeptides were fractionated by sedimentation and analyzed by Western blot.
Each flagellum rotates clockwise in the tumble mode, and the cell cannot move translationally but can randomly change its direction.
During the ribbon simulations, the ribbon can and does drift translationally in x and y and rotate in the x-y plane.