which is the best characteristic that distinguishes the kingdom archaebacteria from the kingdom…

which is the best characteristic that distinguishes the kingdom archaebacteria from the kingdom eubacteria?\ncell wall structure\nbody type\nnutrition source\npresence of a nucleus
Answer
Brief Explanations:
Archaebacteria and Eubacteria differ mainly in cell - wall structure. Archaebacteria have cell walls with unique components not found in Eubacteria. Both are prokaryotes (no nucleus), have similar body types as single - celled organisms, and can have various nutrition sources.
Answer:
cell wall structure