One of the following staining methods is an example of negative staining_______________?
Correct answer: C. India ink preparation
- A. Gram's staining
- B. Fontana's staining
- C. India ink preparation
- D. Zheil-Neilson's staining
Explanation
India ink is a negative stain because the dark dye stains the background while leaving the bacterial cell clear, often revealing a capsule as a halo. Gram and Ziehl-Neelsen methods stain the organisms themselves.
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