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Hace 1 día · The eukaryotes ( / juːˈkærioʊts, - əts / yoo-KARR-ee-ohts, -əts) [5] constitute the domain of Eukarya or Eukaryota, organisms whose cells have a membrane-bound nucleus. All animals, plants, fungi, and many unicellular organisms are eukaryotes.
Hace 4 días · Foraminifera ( / fəˌræməˈnɪfərə / fə-RAM-ə-NIH-fə-rə; Latin for "hole bearers"; informally called " forams ") are single-celled organisms, members of a phylum or class of Rhizarian protists characterized by streaming granular ectoplasm for catching food and other uses; and commonly an external shell (called a "test") of diverse forms and materials.
Hace 4 días · The dinoflagellates (from Ancient Greek δῖνος (dînos) 'whirling', and Latin flagellum 'whip, scourge') are a monophyletic group of single-celled eukaryotes constituting the phylum Dinoflagellata [5] and are usually considered protists. Dinoflagellates are mostly marine plankton, but they also are common in freshwater habitats.
Hace 4 días · Toxoplasma gondii ( / ˈtɒksəˌplæzmə ˈɡɒndi.aɪ, - iː /) is a parasitic protozoan (specifically an apicomplexan) that causes toxoplasmosis. [3] . Found worldwide, T. gondii is capable of infecting virtually all warm-blooded animals, [4] : 1 but felids are the only known definitive hosts in which the parasite may undergo sexual reproduction. [5] [6]
Hace 4 días · Except for the euglenids, which are found within the Excavata, all of these belong to the Diaphoretickes. Archaeplastida and the photosynthetic Paulinella got their plastids, which are surrounded by two membranes, through primary endosymbiosis in two separate events, by engulfing a cyanobacterium.
28 de may. de 2024 · Taxonomy of Protista. A modern non-hierarchical interpretation of the phylogeny of eukaryotes, including protists. A protist ( / ˈproʊtɪst /) is any eukaryotic organism (one with cells containing a nucleus) that is not an animal, plant, or fungus.
Hace 4 días · A diatom ( Neo-Latin diatoma) [a] is any member of a large group comprising several genera of algae, specifically microalgae, found in the oceans, waterways and soils of the world.
