Which of the following is a substitute for crystal violet used in gram-staining procedure?
A. Methylene blue
B. Bromocresol green
C. Safranin
D. Phenolpthalene
Answer:A
Which of the following is a substitute for crystal violet used in gram-staining procedure?
A. Methylene blue B. Bromocresol green C. Safranin D. Phenolpthalene