What is the key concept for this section? Define and distinguish among risk, risk assessment, and risk management. Give an example of how scientists state probabilities. Give an example of a risk from...

What is the key concept for this section? Define and distinguish among risk, risk assessment, and risk management. Give an example of how scientists state probabilities. Give an example of a risk from each of the following: biological hazards, chemical hazards, natural hazards, cultural hazards, and lifestyle choices. What is a pathogen?