2. Locate information on MRSA, VISA, VRE, and PPNG. What do the acronyms stand for and what is the current medical status of these drug-resistant cocci?

3. Use a search engine to locate Web sites that cover biological germ warfare. Look for information on how weapons based on microbes are developed and regulated.

4. Search under tuberculin testing to find information on medical guidelines and interpretations for various test outcomes.

5. Go to the World Wide Web to find information on human monocytic and granulocytic ehrlichosis and bartonellosis. Briefly summarize their epidemiology, including the number of new cases, and suggest what factors may be involved in their emergence.