Question 18

(Multiple Choice)

If a microbiology lab student left the safranin out of the Gram stain procedure, what would be the result?


A) All cells would be purple.
B) Gram-positive cells would be purple and Gram-negative cells would be colorless.
C) All cells would be pink.
D) Gram-positive cells would be pink and Gram-negative cells would be purple.
E) Gram-positive cells would be colorless and Gram-negative cells would be pink.

Answer