Central nervous system - Development. 1  During early development of the vertebrate embryo, a longitudinal groove on the neural plate gradually deepens and the ridges on either side of the groove (the neural folds) become elevated, and ultimately meet, transforming the groove into a closed tube called the neural tube.
Haym Salomon. Haym Salomon (also Solomon; April 7, 1740 â January 6, 1785) was a Polish-born American Jewish businessman and political financial broker who immigrated to New York City from Poland during the period of the American Revolution.
Jemmy, the leader of the revolt, was a literate slave described as Angolan, which likely meant he was from the Kongo Empire in Central Africa. He and the other slaves who led the rebellion may have realized that if they did not act to seek their freedom before September 29, they might not get another chance.