Question

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Answer 1

In the classification of organisms by kingdom, all prokaryotes are grouped together in the kingdom Monera. Genetic research, however, led to the separation of prokaryotes into two domains, Archaea and Eubacteria. Which of the following best describes similarities between Archaea and Eubacteria?
Answer
Both are able to withstand extreme temperatures and lack of oxygen.
Both can undergo binary fission and are autotrophs.
Both have single-stranded, helical DNA and cell walls.
Both lack membrane-bound organelles and are single-celled.