1. During muscle contraction, hydrolysis of ATP results in a change in the conformation of actin a change in the conformation of myosin association of myosin head to actin D) dissociation of myosin from actin E) no effect on muscle contraction A) B)

please answer 11,12,13,14

1. You wish to use the polymer ultra-high-molecular- weight polyethylene (UHMWPE) as a scaffold to make a new tendon. a) You wish to modify the surface to help tenocytes and tenoblasts (cells that usually reside in the tendon) attach to the material. How can you do this?

Please answer.  Maximum contraction strength is achieved when, prior to contraction, the H zone contains no myosin heads. a) true  b) false