Question

One major difference between members of domain eukarya and members of domain archea is that members of domain eukarya

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are all single-celled, while members of archea are multi-celled.
have cell nucleuses, while members of archea do not.
are autotrophs, while members of archea are heterotrophs.
All of these choices are correct.

Answer 1

have cell nuclei while members of archaea do not