Compare the difference between a point mutation and a frameshift mutation:  
 Describe the different between vertical gene transfer and horizontal gene transfer:  
 What is conjugation?  How can it contribute to antibiotic resistance in microorganisms?  
 What is a Healthcare-associated infection (HAI) or nosocomial infection?  How is this different from an iatrogenic disease?  How are these infections? Contracted?  Give examples of each type: