According to the United States Senate: The Constitution's first three wordsâWe the Peopleâaffirm that the government of the United States exists to serve its citizens.
United States Air Force Office of Special Investigations. The United States Air Force Office of Special Investigations (AFOSI or OSI) is a U.S. federal law enforcement agency that reports directly to the Office of the Secretary of the Air Force. Operating worldwide, AFOSI provides independent criminal investigative, counterintelligence and protective service operations outside of the traditional military chain of command.
The other two protein molecules that form the thin filaments are called troponin and tropomyosin. The molecules of tropomyosin cover the myosin-binding sites on the actin molecules when the muscle fibres are relaxed. Myosin and actin form the main contractile elements of muscles. This is because it is the binding of the thick filaments to the thin filaments and in particular the positions of these points of attachment, that controls the state of contraction / relaxation of the muscle of which they are apart.