Myofibril
Myofibril Definition Myofibrils are components of animal skeletal muscles. Myofibrils are long filaments that run parallel to each other to form muscle fibers (myo). It is possible for myofibrils and resulting myofibers to be several centimeters long. Single multinucleated cells make up muscle fibers. Sarcomeres, which are repeating subunits of myofibrils, are the building blocks … Read more