Micro 020 - General Microbiology » Winter 2021 » Lab Quiz 3 - Act Fast Stain

Need help with your exam preparation?

Question #1
What are the dyes in an acid-fast stain?
A.   Carbol Fuchsin, Crystal Violet
B.   Carbol Fuchsin , Malachite Green
C.   Carbol Fuchsin. Methylene Blue
D.   Methylene Blue, Safranin
Question #2
What color is an acid-fast bacteria?
A.   Fuscia
B.   Blue
C.   Red
D.   Purple
Question #3
What color is a non acid-fast bacteria?
A.   Orange
B.   Purple
C.   Blue
D.   Red
Question #4
What is the decolorizer for the acid-fast procedure?
A.   Acetone/alcohol
B.   Water
C.   Acid/alcohol
D.   Acid/acetone

Need help with your exam preparation?