Which of the following is an acid-fast bacillus_____________?
Correct answer: A. Mycobacterium bacilli
- A. Mycobacterium bacilli
- B. Treponema pallidum
- C. Neisseria gonorrhea
- D. All of the above
Explanation
Mycobacteria have lipid-rich, mycolic-acid-containing cell walls that resist ordinary decolourisation with acid, so they are called acid-fast bacilli. Treponema and Neisseria are not acid-fast organisms.
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