The Archaea (i/ɑːrˈkiːə/ or /ɑːrˈkeɪə/; singular archaeon) constitute a domain or kinrick o single-celled microorganisms.
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(help) The Archaea (i/ɑːrˈkiːə/ or /ɑːrˈkeɪə/; singular archaeon) constitute a domain or kinrick o single-celled microorganisms.