Why Do Gram-Positive Bacterial Cells Retain the Crystal Violet-Iodine Complex

question 70

Multiple Choice

Why do gram-positive bacterial cells retain the crystal violet-iodine complex when the decolorizer is added?

• A) Gram-positive cells have an outer membrane that traps the complex.
• B) Gram-positive bacterial cells have a thinner peptidoglycan layer with teichoic acid cross-linkages.
• C) Gram-positive bacterial cells have a thicker peptidoglycan layer with teichoic acid cross-linkages.
• D) Gram-positive bacterial cells have a thick capsule layer that traps the complex.

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