Article Summary: Some bacteria have an additional layer outside of the cell wall called the glycocalyx. This coating of macromolecules protects the cell and helps it adhere to surfaces. You have free access to a large collection of materials used in a college-level introductory Cell Biology Course.
Fort Knox is also the location of the United States Army's Human Resources Command 's Timothy Maude Center of Excellence, which was named in honor of Lieutenant General Timothy Maude, the highest-ranking member of the U.S. military to die in the attacks of September 11, 2001.
According to some sources, Fort Knox holds 4,578 metric tons of gold bullion, and is second in the United States to the Federal Reserve Bank of New York, which holds 7,000 metric tons, some of it in trust for foreign nations, central banks and official international organizations.