The nucleus maintains the security of the genes and controls the functions of the entire cell by regulating gene expression. This is why the nucleus is sometimes referred to as the control center, or the brain, of the cell.
Patagonia - region in southern South America between the Andes and the South Atlantic. Argentina, Argentine Republic - a republic in southern South America; second largest country in South America.
They offer tours on a occasional basis. Patagonia is located at 31Â°32â²30â³N 110Â°45â²12â³W / 31.54167Â°N 110.75333Â°W / 31.54167; -110.75333 (31.541743, -110.753428). According to the United States Census Bureau, the town has a total area of 1.2 square miles (3.1 kmÂ²), all of it land.