Central nervous system - Structure. 1  The central nervous system consists of the two major structures: the brain and spinal cord. 2  Microscopically, there are differences between the neurons and tissue of the central nervous system and the peripheral nervous system. [citation needed]
They produced flour from the wheat they grew and sold it in other colonies or to Europe. These colonies were part agriculture and part industrial. Factories in Maryland produced iron and paper, textiles were produced in Pennsylvania factories. Lumber and shipbuilding industries also had success her.
Thirteen Colonies. The Thirteen Colonies were a group of British colonies on the east coast of North America founded in the 17th and 18th centuries that declared independence in 1776 and formed the United States of America. The Thirteen Colonies had very similar political, constitutional, and legal systems and were dominated by Protestant English-speakers.