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.
The Mid-Atlantic colonies (New York, New Jersey, Pennsylvania) had been under Dutch rule before the British conquered them in 1664. African slavery in the middle colonies had been actively encouraged by the Dutch authorities, and this was continued by the British. Both the Dutch and English colonists in the North preferred to get their slaves from other New World colonies rather than directly from Africa.