All of the following statements are true regarding Staphylococci except:
Correct Answer: Expression of methicillin resistance in Staphylococcus aureus increases when it is incubated at 37degC on blood agar
Description: Ans. is 'c' i.e., Expression of methicillin resistance in staph aureus increases when it is incubated at 37degC on blood agar(Ref: Ananthanarayan, 9th/e, p. 204 and 8th/e, p. 197; Harrison, 18th/e/p. 1168 and 17th/e, p. 879, 880)b-lactamase production is controlled by plasmid.About Option 'A'"Approximately 75% of the infections caused by coagulase negative staphylococci are due to staphylococcus epidermidis."
Category:
Microbiology
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