<prompt> Which of the following is the function of Tropomyosin?It slides over myosinIt causes release of calciumIt helps in the fusion of actin and myosinIt covers myosin and prevents attachments of actin and myosin  <response>: Tropomyosin molecules lie on top of the active sites of the actin strands, thereby preventing the attraction between the actin and myosin filaments. Ref: Ganongs Review of Medical Physiology, 23rd Edition, Chapter 5 