The sequence of reagents used in gram staining is A:Crystal violet B:Gram’s iodine C:Ethanol, 95% D:Safranin solution ()
A-B-C-D
B-A-C-D
C. D-A-B-C
D-B-C-A
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What is the color of gram-positive bacteria after garmm-staining? ()
A. pink
B. brown
C. blue
D. yellow
What kind of culture medium is SS medium? ()
A. Basic Medium
B. Nutrient Medium
C. Selective Medium
D. Anaerobic Medium
Semisolid media are usually used for testing: ()
A. Bacterial morphology
Bacterial virulence
C. Bacterial resistance
D. Bacterial athletic ability
In acid-fast dyeing, what agent can be used to decolorize? ()
A. 3%HCL Alcohol
B. 6%HCL Alcohol
C. 6%H2SO4
D. 4%NaOH