Myosin action differs from that of kinesin in that one of the kinesin heads is always in contact wit… Show more Myosin action differs from that of kinesin in that one of the kinesin heads is always in contact with a microtubule, whereas both myosin heads become completely detached from the actin filament. How are these differences correlated with the two types of motor activities in which these proteins engage? • Show less