The protein responsible for elasticity of the muscle is:: (A) Actin, (B) Myosin, (C) Titin, (D) All
Answer is C. Titin is responsible for the elasticity of the muscle present in hea and skeletal muscle Actin and myosin are regarded as contractile proteins Ref:Guyton and Hall textbook of medical physiology 12th edition,page number:86,87