The nurse is teaching a class on biological warfare. Which information should the nurse include in..

The nurse is teaching a class on biological warfare. Which information should the nurse include in the presentation? 1. Contaminated water is the only source of transmission of biological agents. 2. Vaccines are available and being prepared to counteract biological agents. 3. Biological weapons are less of a threat than chemical agents. 4. Biological weapons are easily obtained and result in significant mortality.

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