Question

Choose the correct answers from the alternatives given.
In comparison to Gram -ve bacteria, Gram +ve bacteria

• A. have less peptidoglycan
• B. have more complex cell walls
• C. retain the crystal violet dye
• D. are more resistant to antibiotics

Answer 1

The correct option is C retain the crystal violet dye

Gram-positive bacteria are stained dark blue or violet by Gram staining. This is in contrast to gram-negative bacteria, which take up the counterstain and appear red or pink.

So, the correct option is 'retain the crystal violet dye'.