Myogenesis is the formation of muscular tissue, particularly during embryonic development. Muscle fibers generally form from the fusion of myoblasts into multi-nucleated fibers called myotubes. In the early development of an embryo, myoblasts can either proliferate, or differentiate into a myotube. What controls this choice in vivo is generally unclear.
NCLB | The No Child Left Behind Act. The No Child Left Behind (NCLB) Act of 2001, Public Law (P.L.) 107-110, is the nationâs general education law. It was passed by Congress and signed into law by the President in 2001. Although it is referred to as NCLB, it actually amends longstanding legislation, the Elementary and Secondary Education Act (ESEA).
Introduction. The Voting Rights Act, signed into law by President Lyndon Johnson (1908-73) on August 6, 1965, aimed to overcome legal barriers at the state and local levels that prevented African Americans from exercising their right to vote under the 15th Amendment (1870) to the Constitution of the United States.lthough the Voting Rights Act passed, state and local enforcement of the law was weak and it often was ignored outright, mainly in the South and in areas where the proportion of blacks in the population was high and their vote threatened the political status quo.