The Cell Membrane. The Structure of the Cell Membrane. The cell membrane (or plasma membrane) surrounds all living cells, and is the cell's most important organelle. It controls how substances can move in and out of the cell and is responsible for many other properties of the cell as well.
Wedgefield, SC. Sponsored Topics. Wedgefield is an unincorporated community in the High Hills of Santee area in western Sumter County, South Carolina, United States. Wedgefield was so named because its location was likened to a wedge into the High Hills of Santee.
Johnston County is a county located in the U.S. state of North Carolina. As of the 2010 census, the population was 168,878. Its county seat is Smithfield. Johnston County is included in the Raleigh, NC Metropolitan Statistical Area, which is also included in the Raleigh-Durham-Chapel Hill, NC Combined Statistical Area, which has a population of 1,998,808 as of U.S. Census 2012 Population Estimates.