1. Which statement about vaccines is true? 2. What is the role of reverse transcriptase in HIV infection? 3. Cells in _____ may act as a reservoir in which HIV can be relatively protected from antiviral drugs 4. What of the following remains a significant cause of morbidity and mortality worldwide? 5. Which statement is true about fungal infections? 6. Once they have penetrated the first line of defense, which microorganisms do neutrophils actively attack, engulf, and destroy by phagocytosis? 7....