Moderate

Rickettsiae__________________?

Correct answer: D. All of the above

  • A. Multiply within living cell
  • B. Transmitted by arthropod vectors
  • C. Respond to tetracycline therapy
  • D. All of the above

Explanation

Rickettsiae are obligate intracellular bacteria, commonly spread by arthropods such as ticks, lice and mites, and are generally susceptible to tetracyclines. Therefore all three statements are correct.

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