In the five-kingdom classification system, all prokaryotes belong to the kingdom monera. which of the following best explains a reason why prokaryotes were separated into different domains, eubacteria and archaea?
answer
a. archaea contain a single dna loop, while eubacteria contain double-stranded, helical dna.
b. archaea contain rna, while eubacteria contain both dna and rna.
c. unlike eubacteria, archaea are capable of surviving in extreme environments.
d. unlike eubacteria, archaea do not have a membrane-bound nucleus.