Protein hormones. 1  Bind to receptors in the plasma membrane of the target cell and bring about response without entering the cell. 2  These are called first messengers. 3  A second messenger is a molecule affected by the binding of a first messenger to a receptor.
kgb answers Â» Local & Lookup Â» Travel Info Â» Where is...(Locations) Â» How big is fort gordon in ga? Fort Gordon's land area is 68.9 square miles. Population density 111 people per square mile. Elevation: 470 feet. Tags: fort gordon, land area.
After the extension, the wall now stands 12 meters (40 feet) tall, 12-14 meters (40-46 feet) wide at the top and 15-18 meters (50-60 feet) thick at the bottom. It covers 13.7 kilometers (8.5 miles) in length with a deep moat surrounding it. Every 120 meters, there is a rampart which extends out from the main wall.