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]
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.
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 | 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: 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 (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).
Amoeba - Encyclopedia.com
网页2018年5月29日 · An amoeba (pronounced uh-MEE-buh) is any of several tiny, one-celled protozoa in the phylum (or primary division of the animal kingdom) Sarcodina. Amoebas live in freshwater and salt water, in soil, and as parasites in moist body parts of animals.
Amoeba - Biology Simple
网页2024年3月1日 · Amoebas are single-celled parasites that can enter the body through contaminated water or food. They can cause a range of illnesses, including diarrhea, abdominal pain, and fever. Once in the body, amoebas can invade the intestinal lining and cause severe infections.
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 - Definition, Structure, Functions, Classification, Nutrition …
网页2024年5月31日 · An amoeba is a type of single-celled organism belonging to the kingdom Protista. Amoebas are characterized by their ability to change shape due to their flexible cell membrane and the presence of pseudopodia, which are temporary projections of the cell.