Final answer:
Viruses are not part of the Three Domain Classification. The Three-Domain System includes Bacteria, Archaea, and Eukarya, highlighting differences and similarities among organisms with and without nuclei.
Explanation:
Viruses are not part of the Three Domain Classification as they lack ribosomes and rRNA sequences for comparison. They are classified separately using specific virus characteristics.
The Three-Domain System by Woese includes Bacteria, Archaea, and Eukarya, emphasizing differences and similarities among cells without nuclei (prokaryotes) and cells with nuclei (eukaryotes).
In the Three-Domain system, Domains Bacteria, Archaea, and Eukarya represent the major groups of living organisms, splitting them by genetic and biochemical differences.
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