[ad_1] The three-domain system, proposed by Carl Woese in 1990, classifies cellular life into Archaea, Bacteria, and Eukaryota. It distinguishes between eukaryotic and prokaryotic organisms, with Archaea and Bacteria belonging to separate domains due to their genetic differences. Each domain has its own kingdoms, with Eukaryota having four. The system is important for studying prokaryotic […]