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Protozoa (sg.: protozoan or protozoon; alternative plural: protozoans) are a polyphyletic group of single-celled eukaryotes, either free-living or parasitic, that feed on organic matter such as other microorganisms or organic debris.
3 sie 2023 · Protozoa are unicellular eukaryotic microorganisms having a membrane-bound nucleus and other organelles within their cells. Despite their small size, they are incredibly diverse and exist in various aquatic and terrestrial environments worldwide.
Pierwotniaki (Protozoa) – takson o różnej randze – w zależności od systemu klasyfikacyjnego – obejmujący drobne organizmy, przeważnie heterotroficzne. Początkowo (do XX w.) zaliczane do królestwa zwierząt , w randze typu lub podkrólestwa [2] .
28 kwi 2017 · Learn about protozoa, a diverse group of single-celled eukaryotes that include parasites, photosynthesizers, and filter feeders. Find out the characteristics, examples, and diseases caused by different phyla of protozoa.
Protozoa are microscopic unicellular eukaryotes that have a relatively complex internal structure and carry out complex metabolic activities. Some protozoa have structures for propulsion or other types of movement. Classification. On the basis of light and electron microscopic morphology, the protozoa are currently classified into six phyla.
protozoan, organism, usually single-celled and heterotrophic (using organic carbon as a source of energy), belonging to any of the major lineages of protists and, like most protists, typically microscopic. All protozoans are eukaryotes and therefore possess a “true,” or membrane-bound, nucleus.
1 paź 2024 · Protozoa, comprising approximately 50,000 known species, are among the simplest and most primitive of all eukaryotic organisms. They exhibit diverse forms of life, primarily categorized as either free-living or parasitic, and they can be found in various habitats, including freshwater and seawater.
