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Home Q & A Board Biology-Related Homework Help Cell Biology
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daisy1234567 daisy1234567
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The resident human microbiota, staphylococcus, which is more likely to cause infections in compromised hosts such as patients with cancer, is:
 
  a. Staphylococcus saprophyticus.
  b. S. aureus.
  c. S. epidermidis.
  d. S. intermedius.


The tube coagulase test:
 
  a. detects bound coagulase.
  b. detects extracellular coagulase.
  c. is performed on slide coagulase-positive isolates to confirm a positive result.
  d. requires citrated reagent plasma.


Induction of sporulation by Bacillus species can be accomplished with _____ agar.
 
  a. 5 sheep blood
  b. PLET acetate
  c. bicarbonate
  d. urea


The first identification test performed on a clinical isolate of gram-positive, catalase-positive cocci would likely be the:
 
  a. penicillin test.
  b. Gram stain.
  c. oxidase test.
  d. coagulase test.


The most frequent agent of nosocomial bacteremia is:
 
  a. catalase-negative micrococci.
  b. coagulase-positive staphylococci.
  c. catalase-negative stomatococci.
  d. coagulase-negative staphylococci.
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estrada98estrada98
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daisy1234567 Author
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6 years ago
You're an *angel* in disguise
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