VetBact

VetBact - Standard Gram Staining Quiz



Question

Which of the following bacteria is/are Gram positive (G+) and which ones are Gram negative (G-)?
Species/subspeciesG+G-
  Listeria monocytogenes:
  Mycoplasmoides pneumoniae:
  Brachyspira pilosicoli:
  Salmonella enterica:
  Brucella melitensis:
 List correct answers

www.vetbact.org 2026-03-11