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former name for monera.
A superkingdom of cellular organisms that includes the kingdom Monera (bacteria and blue-green algae) and is characterized by the prokaryotic condition, minute size (0.2-10 mcm for bacteria), and absence of the nuclear organization, mitotic capacities, and complex organelles that typify the superkingdom Eukaryotae.
Procaryotae/Pro·caryo·tae/ (pro-kar″e-o´te) former name for Monera.
(in bacteriology) a kingdom of bacteria, viruses, and blue-green algae that includes all microorganisms in which the nucleoplasm has no basic protein and is not surrounded by a nuclear membrane. The kingdom has two divisions: Cyanobacteria, which includes the blue-green bacteria, and bacteria. Also called Monera. See also procaryocyte.