Question

Select the option which arranges the following steps in a correct sequence as per Gram\'s staining technique :
Treatment with 0.5% iodine solution (1), washing with water (2), treatment with absolute alcohol/acetone (3), staining with weak alkaline solution of crystal violet (4).

Answer 1

Answer:

1. staining with weak alkaline solution of crystal violet (4)
2. Treatment with 0.5% iodine solution (1)
3. treatment / decolourization with absolute alcohol/acetone (3)
4. washing with water (2)