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Aug 31, 2023 · 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 ….
Protozoa ili praživotinje ( stgrč.: πρωτόζωο [ν] - protozoa (n) = prva životinja, od 'πρώτο - proto = prvo, prvi + ζώο - zoo = životinja) su najsitniji oblici u cijelom životinjskom svijetu. Dimenzije su im mikroskopske tj. nevidljive su golim okom. Poznato je oko 20000 fosilnih vrsta.
Protozoan - Parasites, Pathogens, Disease: Parasitic protozoans have invaded and successfully established themselves in hosts from practically every animal phylum. The best-studied parasitic species are those of medical and agricultural relevance. The trypanosomes, for example, cause a number of important diseases in humans. African sleeping sickness is produced by two subspecies of ...
Protozoa (in Greek proto = first and zoa = animals) is a diverse group of single- celled, microscopic or near-microscopic eukaryotes ( organisms whose cells have nuclei) that commonly show characteristics usually associated with animals, most notably mobility and heterotrophy. An organism belonging to this group may be known as a protozoan ...
Aug 31, 2023 · This page titled 9.2: Medically Important Protozoa is shared under a CC BY 4.0 license and was authored, remixed, and/or curated by Gary Kaiser via source content that was edited to the style and standards of the LibreTexts platform; a detailed edit history is available upon request. Protozoan diseases include amoebic dysentery, giardiasis ...
Protozoan infection. Giardia lamblia, an infectious protozoan. Protozoan infections are parasitic diseases caused by organisms formerly classified in the kingdom Protozoa. These organisms are now classified in the supergroups Excavata, Amoebozoa, Harosa (SAR supergroup), and Archaeplastida. They are usually contracted by either an insect vector ...
protozoan: [noun] 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.
