Trivia. 1  Presumably, a rabbit's foot gives potions its jump boost effect because rabbits hop around instead of walking. 2  It has no real Luck factor.
Myo- definition, a combining form meaning âmuscle,â used in the formation of compound words: myology. See more.
A sarcomere (Greek sarx flesh, meros part) is the basic unit of striated muscle tissue. Skeletal muscles are composed of tubular muscle cells (myocytes called muscle fibers) which are formed in a process known as myogenesis. Muscle fibers are composed of tubular myofibrils.he myosin head also binds to ATP, which is the source of energy for muscle movement. Myosin can only bind to actin when the binding sites on actin are exposed by calcium ions. Actin molecules are bound to the Z line, which forms the borders of the sarcomere.