When low-calorie beer was advertised as a (an) it did not sell. But, when it was as a (an) beer, it became a success.

Prokaryotic and eukaryotic cells are different in many ways other than the presence or absence of a nucleus. if both archaebacteria and eubacteria are prokaryotic cells, then why are archaebacteria more closely related to eukaryotic cells than they are to eubacteria?