What Do the Gram Stain, the Acid-Fast Stain, and the Endospore

question 22

Multiple Choice

What do the Gram stain, the acid-fast stain, and the endospore stain have in common?

• A)They use heat to force the dye into cell structures.
• B)The staining outcome varies with the charge of the cell wall.
• C)They are used on a wet mount of the specimen.
• D)They are differential stains.
• E)They use a negative stain technique.

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