Which of the Following Is NOT a Trait of Rickettsias

question 45

Multiple Choice

Which of the following is NOT a trait of rickettsias?

• A) They are obligate intracellular parasites.
• B) They lack cell walls.
• C) They have not been cultivated in the absence of host cells.
• D) Both the host and parasite are required in order to be alive and metabolically active.

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