Taxonomy | Definition, Examples, Levels, & Classification | Britannica
2024年11月18日 · taxonomy, in a broad sense the science of classification, but more strictly the classification of living and extinct organisms—i.e., biological classification. The term is derived from the Greek taxis (“arrangement”) and nomos (“law”).
Taxonomy - Classification, Naming, Organizing | Britannica
2024年11月18日 · Taxonomy - Classification, Naming, Organizing: A classification or arrangement of any sort cannot be handled without reference to the purpose or purposes for which it is being made. An arrangement based on everything known about a particular class of objects is likely to be the most useful for many particular purposes.
Taxonomy - Classification, Organisms, Groups | Britannica
2024年11月18日 · Taxonomy - Classification, Organisms, Groups: Recent advances in biochemical and electron microscopic techniques, as well as in testing that investigates the genetic relatedness among species, have redefined previously established taxonomic relationships and have fortified support for a five-kingdom classification of living organisms.
Taxonomy - Ranks, Species, Classification | Britannica
2024年11月18日 · Taxonomy - Ranks, Species, Classification: The goal of classifying is to place an organism into an already existing group or to create a new group for it, based on its resemblances to and differences from known forms. To this end, a …
Taxonomy - Classification, Naming, Organizing | Britannica
2024年11月18日 · Taxonomy - Classification, Naming, Organizing: As long as the only known plants were those that grew fixed in one place and all known animals moved about and took in food, the greater groups of organisms were obvious.
Taxon | Classification, Systematics & Taxonomy | Britannica
Taxon, any unit used in the science of biological classification, or taxonomy. Taxa are arranged in a hierarchy from kingdom to subspecies, a given taxon ordinarily including several taxa of lower rank.
taxonomy summary | Britannica
taxonomy , In biology, the classification of organisms into a hierarchy of groupings, from the general to the particular, that reflect evolutionary and usually morphological relationships: kingdom, phylum, class, order, family, genus, species.
biological classification - Students | Britannica Kids | Homework Help
The science of naming and classifying organisms is called taxonomy. The term is derived from the Greek taxis (“arrangement”) and nomos (“law”). Taxonomists classify organisms into a structural hierarchy—a multi-level system in which each group is nested, or contained, within a larger group.
Classification | biology | Britannica
classification, in biology, the establishment of a hierarchical system of categories on the basis of presumed natural relationships among organisms. The science of biological classification is commonly called taxonomy ( q.v. ).
Biology | Definition, History, Concepts, Branches, & Facts | Britannica
2024年11月24日 · Biology encompasses diverse fields, including botany, conservation, ecology, evolution, genetics, marine biology, medicine, microbiology, molecular biology, physiology, and zoology. Why is biology important?
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