Amoeba - Wikipedia
网页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 to alter its shape, primarily by extending and retracting pseudopods. [2]
What is an amoeba? - Live Science
网页2022年2月26日 · "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 …
网页2019年10月4日 · 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: Definition, Structure, & Characteristics with Diagram
网页2020年10月29日 · 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 dark speck inside it.
Amoeba | Protista, Unicellular & Flagellates | Britannica
网页2024年8月16日 · 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 (genus) - Wikipedia
网页Amoeba 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).
Amoebozoa - Wikipedia
网页Amoebozoa includes many of the best-known amoeboid organisms, such as Chaos, Entamoeba, Pelomyxa and the genus Amoeba itself. Species of Amoebozoa may be either shelled (testate) or naked, and cells may possess flagella. Free-living species are common in both salt and freshwater as well as soil, moss and leaf litter.
Facts about Amoeba, structure, behavior and reproduction
网页2023年2月6日 · Amoeba (plural amoebas/amoebae) is a group of primitive protists. Among the big family of Amoebas, Amoeba proteus is probably the best-known member – common in classrooms and research laboratories.
Amoeba - Definition and Examples - Biology Online Dictionary
网页2023年9月26日 · Definition: protist or a cell that display an amoeboid movement and other amoeba-like characteristics. Table of Contents. Amoeba Definition. The term amoeba, also spelled ameba, describes any cell exhibiting amoeboid movement.
amoeba - Kids | Britannica Kids | Homework Help
网页An amoeba is a one-celled creature that is among the simplest of all living organisms. Most amoebas are so small that they can only be seen though a microscope. There they look like tiny blobs of colorless jelly. Amoebas are found in fresh and salt water.