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Which waves rise several meters high in the open ocean and appear suddenly, causing shipwrecks?
Sailors may encounter
waves in the open ocean, which may cause shipwrecks.

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?