Problem:
Answer the following questions in detail:
Question 1: Why is the gram stain technique more valuable than the simple stain technique in a diagnostic laboratory? Under what circumstances might the simple stain be preferable to the Gram stain technique?
Question 2: Suppose a student research for the alcohol bottle for the decolorization step and instead took the bottle of distilled water. What would be the color of a gram-positive and a gram-negative bacterium at the conclusion of the procedure? Explain thoroughly.
Question 3: How might the Gram stain technique be of value in establishing the purity of a culture of bacteria?