In Gram staining, ethanol-acetone is used as a
A) decolorizing agent.
B) counterstain.
C) mordant.
D) drying agent.
E) primary stain.

Name: In Gram staining, ethanol-acetone is used as a A) decolorizing agent. B) counterstain. C) mordant. D) drying agent. E) primary stain.
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Question

Quizplus · Accepted Answer

Ethanol-acetone is used as a decolorizing agent in Gram staining. It is used to remove the crystal violet stain from the gram-negative cells, leaving them colorless and allowing the safranin counterstain to color the cells.

In Gram Staining, Ethanol-Acetone Is Used as a