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Clockwise from top right: Amoeba proteus, Actinophrys sol, Acanthamoeba sp., Nuclearia thermophila., Euglypha acanthophora, neutrophil ingesting bacteria. An amoeba (/ ə ˈ m iː b ə /; less commonly spelled ameba or amœba; pl.: amoebas (less commonly, amebas) or amoebae (amebae) / ə ˈ m iː b i /), [1] often called an amoeboid, is a type of cell or unicellular organism with the ability ...
Gromia sphaerica is a large spherical testate amoeba, a single-celled eukaryotic organism and the largest of its genus, Gromia. The genus itself contains about 13 known species, 3 of which were discovered as late as 2005. [ 1 ]
Echinamoeba thermarum is an extremely thermophilic amoeba species discovered in various hot springs worldwide. It is notable for its ability to thrive at high temperatures, with an optimal growth temperature of 50°C (122°F).
Valonia ventricosa, an alga of the class Chlorophyceae, can reach a diameter of 1 to 4 cm (0.4 to 2 in) [58] [59] Acetabularia, algae; Caulerpa, algae, [60] [unreliable source?] may grow to 3 metres long [61] Gromia sphaerica, amoeba, 5 to 38 mm (0.2 to 1 in) [61] Thiomargarita magnifica is the largest bacterium, reaching a length of up to 20 mm
The amoeba thrives in warm freshwater, including lakes, rivers, and, occasionally, contaminated tap water or swimming pools. In 2020, a 6-year-old boy died in Texas after playing at a local splash ...
In Amoeba, the pseudopodia are approximately tubular, and rounded at the ends (lobose). The cell's overall shape may change rapidly as pseudopodia are extended and retracted into the cell body. An Amoeba may produce many pseudopodia at once, especially when freely floating. When crawling rapidly along a surface, the cell may take a roughly ...
A teenager in Florida was recently hospitalized due to a rare case of brain-eating amoeba. Skip to main content. News. 24/7 help. For premium support please call: 800-290-4726 more ways to reach ...
This amoeba can be found naturally all over the environment — in lakes, rivers, seawater and soil. It can cause diseases of the skin and sinuses, and can infect the brain, where it can cause a ...