1. Differentiate the microscopic morphology of staphylococci and streptococci as seen by Gram stain. 2. What are the two types of staphylococcal coagulase? 3. What is protein A? Describe one method of

1. Differentiate the microscopic morphology of staphylococci and streptococci as seen by Gram stain.

2. What are the two types of staphylococcal coagulase?

3. What is protein A? Describe one method of detecting it

4. What properties of S. aureus distinguish it from S. epidermidis and S. saprophyticus?

5. Why are staphylococcal infections frequent among hospital patients?

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