How To Use Prokaryote In A Sentence
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The main difference between them is that a eukaryote has a nucleus, which contains its DNA, while a prokaryote does not have a nucleus, but instead its DNA is free-floating in the cell.
AP Environmental Science Chapter 5- The Biosphere
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The biggest break in life, she explained, was between the prokaryotes (cells with nucleoids: monera, prokaryota; archaebacteria, eubacteria) and eukaryotes (cells with nuclei: protoctista, fungi, plantae, animalia).
Lynn Margulis: "Definitely a Darwinist" - The Panda's Thumb
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This study illuminates some of the similarities and differences in the topoisomerase / DNA complex in eukaryotes and prokaryotes.
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Prokaryotes use a simple yet elegant system to regulate the expression of their genes.
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Second, there is a great deal of consensus for endosymbiosis — the idea that prokaryotes in symbiotic relationships eventually led or helped to lead to eukaryotes.
Behe and Gene discuss the Evolution of the Flagellum
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Why are extragenic mutations evidently more common in viruses than in prokaryotes or eukaryotes?
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Prominent biologist calls 'prokaryote' outdated term. (p. 5)
Science News / Features, Blog Entries, Column Entries, Issues, News Items and Book Reviews
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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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Early fossils are all simple-celled prokaryotes such as bacteria and cyanobacteria.
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Some prokaryotes cannot grow in the absence of oxygen for cellular respiration and are called obligate aerobes.
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Hence it is certain that still more primitive life forms must have preceded the prokaryotes.
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Prokaryotes lack organelles such as nucleoli, mitochondria, plastids , Golgi apparatus, and do not exhibit cyclosis.
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Most nations of the world do not have complete inventories of their flora and fauna, let alone their fungi, protoctists, and prokaryotes (microorganisms).
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Sulphate assimilation is present in plants, algae, fungi, and many autotrophic prokaryotes.
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Eukaryote --- A unicellular or multicellular organism in which the cells have a nucleus with a nuclear membrane and other specialized characteristics. See also prokaryote.
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These proteins are expressed by all organisms ranging from prokaryotes to higher eukaryotes, including human cells.
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The kingdom of Monera or Prokaryotae is composed of single-celled prokaryotes.
Prokaryotes
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These proteins are expressed by all organisms ranging from prokaryotes to higher eukaryotes, including human cells.
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Tara Smith has a good post about this, including a persuasive argument for scouring the word "prokaryote" from your vocabulary.
Another Big Example of Reductive Evolution?
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Some prokaryotes are poisoned by oxygen and are called obligate anaerobes.
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Some microbiologists argue that archaeobacteria and prokaryote phylogeny can't be fit into a tree; the sensationalist New Scientist cover was shown.
Planet Atheism
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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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For prokaryotes in the ocean, it has been suggested that in nutrient-rich waters (characterized by a high abundance of hosts) lytic phages dominate, whereas in nutrient-poor waters (characterized by a low abundance of hosts), lysogeny dominates.
Marine viruses
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The invention further relates to eukaryote cells or prokaryote cells containing the recombinant DNA vector or the recombinant fowlpox virus.
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Biological pathways are contingent, so other worlds could have invented flexible cells with endoskeleton suitable for multicellular organization (eykaryotes), as opposed to rigid exoskeletal cells (prokaryotes), right away.
Where Could Humans Survive in our Solar System? | Universe Today
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Proceedings of the National Academy of Sciences, prokaryote proteins aggregation of antenna antifreeze bicoid
The Edge of Evolution
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Just a clarification: Both bacteria and archaeons are prokaryotes, so named because they lack the nucleus ( "karyon") that characterizes eukaryotes.
Another Big Example of Reductive Evolution?
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The upstream and freshwater sections of these rivers are dominated by an assemblage of chlorophytes, diatoms, and cyanoprokaryotes (cyanobacteria).
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Similar factors are said to describe prokaryote productivity.
Where Could Humans Survive in our Solar System? | Universe Today
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The difference between eukaryotes and prokaryotes is that eukaryotes have a nucleus, while prokaryotes do not.
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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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They range from the simple to the complex, have very different life cycles, and represent three different fundamental domains of life: eukaryote, virus, and prokaryote.
The Edge of Evolution
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These photosynthetic prokaryotes and analogous eukaryotic microalgae, which commenced growing in the Pool when it first formed about 4000 years BP, trap and bind detrital sediment and thereby create organo-sedimentary microbialites or microbial mats, which have mineralized to form stromatolites in Hamelin Pool.
Shark Bay, Australia
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The goal of creating the Human Oral Microbiome Database (HOMD) is to provide the scientific community with comprehensive information on the approximately 600 prokaryote species that are present in the human oral cavity
Human Oral Microbiome Database
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In a few organisms called prokaryotes, there is no defined nucleus and the DNA is found throughout the cell.
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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.
