Please help me answer all of them. 1. How more bacteria cells are in or on humans? 2. Why are bacteria important to humans? 3. how do the Vibrio fischeri communicate? What happens as a result of their communication? 4. Why is understanding the bacteria communication important for humans? 5. What role do scientists like Bonnie Bassler play in the health science system? How does work like hers affect other parts of the health sciences?