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.
On July 22, 1946, Irgun blew up a wing of the King David Hotel in Jerusalem, killing 91 soldiers and civilians (British, Arab, and Jewish). On April 9, 1947, a group of Irgun commandos raided the Arab village of Dayr YÄsÄ«n (modern Kefar ShaÊ¾ul), killing about 100 of its inhabitants.