VetBact - Medium Gram Staining Quiz

Question

Species/subspecies	G+	G-
Which of the following bacteria is/are Gram positive (G+) and which ones are Gram negative (G-)?
Corynebacterium diphtheriae diphtheriae:
Brucella suis:
Brucella melitensis:
Actinobacillus lignieresii:
Bacillus anthracis:
List correct answers