Term: actomyosin: a protein complex in muscle fibers; composed of myosin and actin; shortens when stimulated and causes muscle contractions
Broader: protein: any of a large group of nitrogenous organic compounds that are essential constituents of living cells; consist of polymers of amino acids; essential in the diet of animals for growth and for repair of tissues; can be obtained from meat and eggs and milk and legumes | Unrelated: pivot: axis consisting of a short shaft that supports something that turns
Broader: protein: any of a large group of nitrogenous organic compounds that are essential constituents of living cells; consist of polymers of amino acids; essential in the diet of animals for growth and for repair of tissues; can be obtained from meat and eggs and milk and legumes | Unrelated: centimeter: a metric unit of length equal to one hundredth of a meter