Function of crystal violet in gram stain?

Answer 1

Well if you stained with only crystal violet, then they would all be violet! If you do a Gram Stain the right way, you end up getting Gram positive being violet or purple and Gram Negative being red or pink.

Answer 2

important in distinguishing between gram positive and gram negative bacteria.

Process:

1. Dye the bacteria with crystal violet

2. add iodine

3. wash with alcohol to decolourise

4. the gram positive should stay violet. the gram negative will become colourless.

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Answer 3

Crystal violet stains G+ bacteria and G- bacteria at the beginning of the gram staining process. It is later washed away from the G- bacteria by the alcohol/acetone rinse.

Shorter Answer:

Stains G+ bacteria

Answer 4

Crystal violet is the primary stain used in the Gram staining technique. It stains all cells purple to begin the process. It helps to differentiate bacteria into two main groups - Gram-positive (retains the purple color) and Gram-negative (loses the purple color after subsequent steps with alcohol and counterstain).

Answer 5

crystal violet is consider a simple stain so it gives the same color to all bacteria, a gram stains is what divides the bacteria into gram + or gram negatives

Answer 6

when we put crystal violet on the smear containing microorganisms,it stains all the gram positive as well as the gram negative organisms violet.