VetBact

VetBact - 'Easy' Gram Staining Quiz



Question

Which of the following bacteria is/are Gram positive (G+) and which ones are Gram negative (G-)?
Species/subspeciesG+G-
  Francisella tularensis holarctica:
  Treponema pallidum pallidum:
  Neisseria meningitidis:
  Clostridium tetani:
  Mycobacterium avium paratuberculosis:
  Mesomycoplasma hyopneumoniae:
 List correct answers

www.vetbact.org 2026-06-25