In the Gram stain procedure, iodine serves as a
A) fixative.
B) counterstain.
C) primary stain.
D) decolorizing agent.
E) mordant.

Name: In the Gram stain procedure, iodine serves as a A) fixative. B) counterstain. C) primary stain. D) decolorizing agent. E) mordant.
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Quizplus · Accepted Answer

Iodine acts as a mordant in the Gram stain procedure, forming a complex with the crystal violet stain to help it adhere to the bacterial cell walls.

In the Gram Stain Procedure, Iodine Serves as a