extant

Biology

(adjective)

still in existence; not extinct

Related Terms

  • body plan
  • heterotroph
Microbiology

(adjective)

Still alive; not extinct.

Related Terms

  • metagenomics

Examples of extant in the following topics:

  • Digital Storytelling

    • Digital stories may be used as an expressive medium within the classroom to integrate subject matter with extant knowledge and skills from across the curriculum.
    • Digital stories may be used as an expressive medium within the classroom to integrate subject matter with extant knowledge and skills from across the curriculum.
  • Kuba

    • Noteworthy items in this collection include a carved ndop figure of a Kuba king , believed to be among the oldest extant ndop carvings, and a Lulua mother-and-child.
    • A carved ndop figure of a Kuba king, believed to be among the oldest extant ndop carvings.
  • Characteristics of Eukaryotic DNA

    • All extant eukaryotes have cells with nuclei; most of a eukaryotic cell's genetic material is contained within the nucleus.
    • All extant eukaryotes have these cytoskeletal elements.
  • Characteristics of the Animal Kingdom

    • Although over one million extant (currently living) species of animals have been identified, scientists are continually discovering more species as they explore ecosystems around the world.
    • The number of extant species is estimated to be between 3 and 30 million.
  • Agnathans: Jawless Fishes

    • The superclass Agnatha describes fish that lack jaws and includes the extant species of hagfish and lampreys.
  • Characteristics and Evolution of Amphibians

    • An important characteristic of extant amphibians is a moist, permeable skin that is achieved via mucus glands that keep the skin moist; thus, exchange of oxygen and carbon dioxide with the environment can take place through it (cutaneous respiration).
    • All extant adult amphibians are carnivorous.
  • Modern Reptiles

    • Crocodilia ("small lizard") arose with a distinct lineage by the middle Triassic; extant species include alligators, crocodiles, and caimans .
    • Squamata ("scaly") arose in the late Permian; extant species include lizards and snakes.
    • Squamata is the largest extant clade of reptiles .
  • Microbial Environments and Microenvironments

    • Like all extant organisms, microbes have evolved to thrive within a given environmental context.
  • Newly Discovered Eukaryotes

    • Many extant species may become extinct before they are described.
  • Beatus Manuscripts

    • Often referred to simply as the Beatus, it is used today to reference any of the extant manuscript copies of this work, especially any of the twenty-six illuminated copies that have survived.
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  • Microbiology
  • Physics
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  • Political Science
  • Psychology
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  • Statistics
  • U.S. History
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