Amoeba - Wikipedia
WEBAn 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 /), often called an amoeboid, is a type of cell or unicellular organism with the ability to alter its shape, primarily by extending and retracting pseudopods.
What is an amoeba? | Live Science
WEBFeb 26, 2022 · "Amoeba" is a term that describes a simple eukaryotic organism that moves in a characteristic crawling fashion. However, a comparison of the genetic content of the various amoebas shows that...
Amoeba - Definition, Movement & Reproduction | Biology …
WEBOct 4, 2019 · An amoeba is a highly motile eukaryotic, unicellular organism. Typically belonging to the kingdom protozoa, it moves in an “amoeboid” fashion. As such, microbiologists often use the term “amoeboid”, to refer to a specific type of movement and amoebae interchangeably.
Amoeba | Protista, Unicellular & Flagellates | Britannica
WEBApr 11, 2024 · Amoeba, any of the microscopic unicellular protozoans of the rhizopodan order Amoebida. The well-known type species, Amoeba proteus, is found on decaying bottom vegetation of freshwater streams and ponds.
Amoeba: Definition, Structure, & Characteristics with Diagram
WEBOct 29, 2020 · Amoeba is an aquatic, single-cell (unicellular) organism with membrane-bound (eukaryotic) organelles that has no definite shape. It is capable of movement. When seen under a microscope, the cell looks like a tiny blob of colorless jelly with a …
Amoeba - Wikiwand
WEBAn amoeba, often called an amoeboid, is a type of cell or unicellular organism with the ability to alter its shape, primarily by extending and retracting pseudopods. Amoebae do not form a single taxonomic group; instead, they are …
Amoeba - Definition and Examples - Biology Online Dictionary
WEBSep 26, 2023 · The term amoeba, also spelled ameba, describes any cell exhibiting amoeboid movement. Amoeboid movement is characterized by the formation of pseudopods that can be extended and retracted, enabling the cell to move. In a stricter biological definition, ‘amoeba’ specifically refers to the species belonging to the genus …
Amoeba (genus) - Wikipedia
WEBAmoeba is a genus of single-celled amoeboids in the family Amoebidae. [2] . The type species of the genus is Amoeba proteus, a common freshwater organism, widely studied in classrooms and laboratories. [3] History and classification. The first illustration of an amoeboid, from Roesel von Rosenhof's Insecten-Belustigung (1755).
Amoeba | Encyclopedia.com
WEBMay 29, 2018 · Amoebas are protozoans characterized by cytoplasmic extensions that can change the overall shape of the organism. They consist of a mass of cellular fluid surrounded by a membrane, and contain one or more nuclei (depending upon the species), as well as other cell organelles, such as food vacuoles.
Protozoan - Amoeba, Pseudopodia, Movement | Britannica
WEBAmoebae are defined based on pseudopodia type: those with thin, or filose, pseudopods, which may be reinforced by stiff microtubule proteins, are classified in the supergroup Rhizaria (e.g., foraminiferans and radiolarians), whereas those with lobose pseudopods, which are blunt and are not reinforced, are classified in the supergroup Amoebozoa.
Skip to content