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

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

In the Gram Stain Procedure, Iodine Serves as a