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).
More than seven years ago, President George W. Bush signed No Child Left Behind (NCLB) into law. Sweeping calls for testing, intervening in persistently low-performing schools, and policing teacher quality made it the most ambitious legislation on Kâ12 schooling in American history.n this forum, lead author of Learning from No Child Left Behind, EdisonLearningâs John Chubb, and education historian and task force member Diane Ravitch, who declined to sign the recommendations, weigh in on the future of the law.