contractile fiber
Fibers, composed of actin, myosin, and associated proteins, found in cells of smooth or striated muscle.
en-GB/kənˈtɹæktaɪl fɪbə/
en-US/kənˈtɹæktəl ˈfaɪbɚ/
Fibers, composed of actin, myosin, and associated proteins, found in cells of smooth or striated muscle.