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

Question

Quizplus · Accepted Answer

Iodine serves as a mordant in the Gram stain procedure, meaning it enhances the ability of the crystal violet stain to bind to the cell wall of bacteria, leading to better visualization and distinction between Gram-positive and Gram-negative bacteria.

In the Gram Stain Procedure,iodine Serves as a