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Questions and Answers
Which characteristic distinguishes mycobacteria from most other bacteria?
Which characteristic distinguishes mycobacteria from most other bacteria?
- They resist decolorization with acid-ethanol
- They do not form spores
- They resist staining with basic aniline dyes (correct)
- They are nonmotile
Which term is used to describe the characteristic of mycobacteria that makes them resistant to staining?
Which term is used to describe the characteristic of mycobacteria that makes them resistant to staining?
- Spore formation
- Nonmotility
- Decolorization
- Acid-fastness (correct)
What is the size range of mycobacteria?
What is the size range of mycobacteria?
- 0.2 to 0.5 μm × 1 to 5 μm
- 0.5 to 1 μm × 1 to 5 μm
- 0.1 to 1 μm × 1 to 10 μm
- 0.2 to 0.6 μm × 1 to 10 μm (correct)
What is the primary component of the mycobacterial cell wall?
What is the primary component of the mycobacterial cell wall?
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How do the pathogenic mycobacteria grow in comparison to most other bacteria pathogenic for humans?
How do the pathogenic mycobacteria grow in comparison to most other bacteria pathogenic for humans?
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