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.
Transcript of Slavery in the Original Thirteen Colonies. Slavery was the backbone o Slavery in the Original 13 Colonies Warning: This presentation contains graphic content that some people may not find suitable. We take no responsibility for your wimpy stomachs. Slave Rebellions In the Southern Colonies... Slavery was the foundation of the agricultural system of Virginia.