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protozoan    音标拼音: [pr,otəz'oən]

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  • Protozoa - Wikipedia
    Meiotic sex is widespread among eukaryotes, and must have originated early in their evolution, as it has been found in many protozoan lineages that diverged early in eukaryotic evolution
  • Protozoan | Definition, Parasites, Diseases, Characteristics, Size . . .
    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
  • Protozoa and the Illnesses They Cause - Verywell Health
    Protozoa are tiny, single-celled organisms that can cause diseases like malaria, giardia, and toxoplasmosis Protozoan infections can be identified through blood, stool tests, or biopsies Protozoa are a group of 65,000 (or possibly more) single-cell organisms
  • What are Protozoa? - Microbiology Society
    Protozoa are micro-organisms which have a membrane bound nucleus that can't be categorised as a fungi, animal or plant Most protozoa are free living, but some are parasitic They are heterotrophs, meaning that they eat other plants or animals for energy and nutrients
  • Protozoa- Definition, Characteristics, Classification, Examples
    Protozoans exhibit mainly two forms of life; free-living (aquatic, freshwater, seawater) and parasitic (ectoparasites or endoparasites) They are also commensal in habitat They are small, usually microscopic, not visualize without a microscope They are the simplest and primitive of all animals
  • PROTOZOAN Definition Meaning - Merriam-Webster
    The meaning of PROTOZOAN is any of a phylum or subkingdom (Protozoa) of chiefly motile and heterotrophic unicellular protists (such as amoebas, trypanosomes, sporozoans, and paramecia) that are represented in almost every kind of habitat and include some pathogenic parasites of humans and domestic animals
  • 9: Protozoa - Biology LibreTexts
    Protozoa are unicellular eukaryotic microorganisms lacking a cell wall and belonging to the Kingdom Protista The vegetative, reproducing, feeding form of a protozoan is called a trophozoite Under …
  • About Parasites | Parasites | CDC
    Protozoa are microscopic, one-celled organisms that can be free-living or parasitic in nature They are able to multiply in humans, which contributes to their survival and also permits serious infections to develop from just a single organism
  • Microbiology - Protozoa, Eukaryotes, Unicellular | Britannica
    Protozoan cells contain the typical internal structures of an animal cell Some can swim through water by the beating action of short, hairlike appendages (cilia) or flagella
  • Protozoa - New World Encyclopedia
    An organism belonging to this group may be known as a protozoan (plural protozoans) or protozoon (plural protozoa) Both protozoa and protozoans are popular as the plural form Among well-known protozoans are amoebas, ciliates, paramecia, and dinoflagellates





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