A. Archaea have a nuclear membrane
B. Archaea can only live in extreme environments
C. Archaea have a different cell wall composition
D. Bacteria are multicellular
Answer: Archaea have a different cell wall composition
What is the main characteristic that distinguishes archaea from bacteria?
Additional Information: Archaea have distinct cell wall compositions compared to bacteria, and they can live in extreme environments.
Subjects: Biological Classification, Biology