How To Use Protist In A Sentence
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Fungi and protozoa may be observed but the light microscope's low magnification does not provide detailed resolution of fungi and protists (which could be protozoa, slime moulds or microalgae).
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Organisms that live within the interstitial spaces of sea ice include microfauna such as protists, and larger organisms such as ciliates, nematodes, rotatorians, turbellarians, and copepods.
General description of the Arctic biota
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A detailed understanding of protistan biology, therefore, offers scientists and lay persons alike the ability to address current attacks on evolutionary theory, and to refute the claims of ID creationists who insist on invoking supernatural explanations to account for observable phenomena.
Reason Magazine
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The euglena is a protist and is one of the longer looking cells.
CreationWiki - Recent changes [en]
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The absence of functional mitochondria in protists such as trichomonads suggests that they diverged from other eukaryotes prior to the alpha-proteobacterial symbiosis that led to mitochondria.
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The data from the planktonic protistan biodiversity (rDNA, rRNA, transcriptomes, imaging) will allow statistical analyses of populations and ecology on the basis of the nucleotidic sequences and their genetic variability.
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As these cells are small (about a micrometer across) the most likely consumers of Synechococcus or Prochlorococcus are flagellate and ciliate protists.
Marine microbes
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Steenkamp ET, Wright J, Baldauf SL (2006) The protistan origins of animals and fungi.
PLoS ONE Alerts: New Articles
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Vertebrate and invertebrate animals, land plants, and protists are all represented as fossils in the Solnhofen Limestone.
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Some protist species retain and use the chloroplasts in the prey they eat while other protists harbor symbionts, entire autotrophic bacteria or protists.
Marine microbes
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Good point though – those resources don't spend much time on the cellular and molecular evidence linking not just phyla but kingdoms in the tree of life, and I don't have a handy reference for that, but generally the evidences surround the cellular and molecular homologies between animals, plants, fungi, protists, eubacteria and archea.
But it's not Science!
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During his tenure at Western, Gary taught courses in principles of biology, protistology, general botany, plant morphology, and freshwater algae.
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Our allegiances are divided between protozoology, phycology, parasitology, mycology, protistology, plant pathology and myriad other professional societies and their journals.
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This region of RPB1 in animals, plants, and fungi, as well as a number of protists is composed of heptad repeats with a canonical sequence of YSPTSPS.
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Among marine microbes, consumers of primary producers are those which feed on autotrophic prokaryotes or autotrophic protists.
Marine microbes
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Some single-celled organisms called protists do in fact use cilia on their cell surface to swim through water.
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After their discovery, the kingdom of Protista was then latter subdivided into subkingdoms.
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These zooxanthellae may be found in many marine invertebrates, including sponges, corals, jellyfish, and flatworms, as well as within protists, such as ciliates, foraminiferans, and colonial radiolarians.
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Current thinking in the phylogeny of protists places the dinoflagellates in the Alveolates, along with the Apicomplexa, Ciliata, and Foraminifera.
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The level of organization seen in Stromatoveris and equivalent Ediacaran fossils seems to transcend protistan complexity.
Stromatoveris - The Panda's Thumb
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Diatoms are photosynthetic protists, which are classified into centric and pennate diatoms, according to whether they have a radial or bilateral symmetry.
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On the basis of this information it has been proposed that the earliest metazoans were probably wormlike organisms, similar to the larvae of modern cnidarians and developed from flagellate protists.
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The gut sections revealed not only bits of wood but also numerous protists and bacteria, including large spirochetes.
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Terrestrial animals have elaborated a different evolutive solution: symbiotic relationships with bacteria, protists, and fungi which carry out these activities in their own interests.
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Usually in surface waters there are about a thousand per ml of small flagellates which feed on bacteria (both autotrophic and heterotrophic prokaryotes) and 1 or 2 ciliates, oligotrichs (Fig 2B) and tintinnids (Fig 2C) or heterotrophic dinoflagellates which feed on autotrophic protists.
Marine microbes
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Since its creation the Sporozoa class was found to have protists from numerous unrelated lineages, and has not been used by modern taxonomists for some time.
CreationWiki - Recent changes [en]
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Naked lobose amoebae are among the most abundant group of protists present in all aquatic and terrestrial biotopes.
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The bulk of the collection is the result of research on biostratigraphy, taxonomy, and biology of protists and prokaryotes at U.C. Berkeley.
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DNA and RNA extractions from worldwide protistan populations samples.
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A simple form taxon, such as Chuaria circularis, may embrace a polyphyletic array of organisms that includes cyanobacteria as well as protists.
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P. polycephalum is a protist that in the course of its life cycle forms multinuclear giant single cells, so-called plasmodia that can be grown to almost any desired size.
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We have precursors: modern choanoflagellates show that protists can find selective advantage in transient assemblies, colonial organisms show the virtues of more permanent arrangements, and creatures like sponges exhibit cooperativity and specialization in internal function.
Planet Atheism
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Table 5.3, by the way, asserts the the five-kingdom model of Plants, Animals, Protists, Fungi, and Monera is the “system predominantly used today” p.
ACSI v. Stearns, aka Wendell Bird vs. UC - The Panda's Thumb
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Taxa such as Ernietta and Pteridinium, built on simple modular units and apparently with an infaunal mode of life, may well be giant protistans.
Stromatoveris - The Panda's Thumb
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Similarly, among protists, a radiolarian may capture and ingest, more or less indifferently, a bacterium, an autotrophic flagellate, a herbivorous oligotrich ciliate, or another radiolarian (Fig 2E).
Marine microbes
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The digestive tracts of herbivorous fishes may contain protistan and bacterial endosymbionts that aid in the digestion of the plant material.
Coral reef fish feeding behavior in the Caribbean
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The evolution of multicellular animals from unicellular protists is one of the key transitions of life on Earth.
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These observations from other representatives of both the chromist and alveolate groups support the hypothesis that the diatom's ability to generate animal-like action potentials was acquired and retained from the ancestral eukaryote protist host.
PLoS ONE Alerts: New Articles
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These zooxanthellae may be found in many marine invertebrates, including sponges, corals, jellyfish, and flatworms, as well as within protists, such as ciliates, foraminiferans, and colonial radiolarians.
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Farmer and Habura point out that protistan evolution had begun well before then and provided the genomic diversity from which multicellular organisms arose.
Reason Magazine
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In this cladogram and in all other eukaryote cladograms, we use the following color scheme: animals are blue, fungi are dark red, plants are green, and protists are yellow.
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Some species will parasitize other organisms, such as zooplankton and other protists, filamentous algae, or fish.
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Some of the critters, including members of two major protist groups - the whip-tailed flagellates and hairy ciliates - harbor bacteria internally.
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Finally we get to the common ancestor of all animals, plants, protists, and fungi.
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The gut sections revealed not only bits of wood but also numerous protists and bacteria, including large spirochetes.
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In most cases, some kind of agamic fusion of protists can be considered as its prerequisite.
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Our allegiances are divided between protozoology, phycology, parasitology, mycology, protistology, plant pathology and myriad other professional societies and their journals.
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Similarly, among protists, a radiolarian may capture and ingest, more or less indifferently, a bacterium, an autotrophic flagellate, a herbivorous oligotrich ciliate, or another radiolarian (Fig 2E).
Marine microbes
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In recent years, eukaryotes have been broken down into four kingdoms: animals, plants, fungi, and protists or protoctists.
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This story might actually have to wait until we learn more protistan cell biology.
Research Blogging - All Topics - English
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In most cases it was agamic fusions of protists that preceded the origin of sexual process.
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Thus, the viruses which attack the autotrophic prokaryotes Synechococcus, the bacteria which absorb dissolved organic excreted by autotrophic protists such as diatoms and dinoflagellates, and the protists such as ciliates, radiolarians which feed on autotrophic protists are all consumers of primary production.
Marine microbes
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Other unicellular organisms found include bacteria, cyanobacteria, dinoflagellates, and other protists.
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Metazoans inherited a genome of some still undetermined size, but certainly numbering many thousands of genes, from their protistan ancestor.
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Because of their ability to secrete calcium carbonate, calcareous red algae have a better Phanerozoic fossil record than many other groups of algal protists.
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Some single-celled organisms called protists do in fact use cilia on their cell surface to swim through water.
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Many of the protists in Sporozoa were found to share some structural components, such as an apical complex of microtubules inside of a cell.
CreationWiki - Recent changes [en]
