Do Myofibrils Have Sarcolemma?

Do Myofibrils Have Sarcolemma? Do Myofibrils have Sarcolemma? Within the sarcoplasm of each individual muscle fibre are approximately 1,000 to 2,000 myofibrils. Composed of the contractile proteins actin and myosin, the myofibrils represent the smallest units of contraction in living muscle. … complex multilayered structure called the sarcolemma. Where can sarcolemma be found? The sarcolemma