Bioterrorism - The deliberate release of a virus, bacterium, or other biological agent to cause illness and death in people, animals, or plants.⏎
Adaptive Mutation - A mechanism through which certain cells can increase the rate in which genetic mutations occur, often in response to stress. This mechanism may help explain how bacteria develop resistance to certain antibiotics.⏎
Cell Membrane - A semipermeable barrier that separates the interior of a cell from the external environment.⏎
Beta-lactam Antibiotics - One of several families of antibiotics, including penicillins, cephalosporins, carbapenems, and monobactams, containing a molecular ring-shaped structure made up of three carbon atoms and one nitrogen atom.⏎