Which of the following microorganisms is classified as a member of archaebacteria?
A. Gyanobacteria
B. Methanobacteria
C. Trichomonads
D. Mycoplasma
Answer:B
Which of the following microorganisms is classified as a member of archaebacteria?
A. Gyanobacteria B. Methanobacteria C. Trichomonads D. Mycoplasma