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| a basic group of natural objects that includes all living and extinct animals |
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| a primary category in biological taxonomy especially of animals that ranks above the class and below the kingdom |
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| In a traditional taxonomic system, a kingdom made up of eukaryotic, multi-cellular organisms that have cells made mostly of cellulose, that have pigments that absorb light, and that supply energy and oxygen to themselves and to other life-forms through photosynthesis |
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Definition
| a major category in biological taxonomy ranking above the order and below the phylum or division |
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| In a trditional taxonomic system, the category contained within a class and containing families |
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| In a traditional taxonomic system, the catergory contained within an order and containing genera |
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| In a traditional taxonomic system, the category contained within a family and containing species |
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| A group of organisms that are closely related and can mate to produce fertile offspring; also the level of classification below genus and above sub-species |
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| The science of describing, naming, and classifying organisms |
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| In a traditional taxonomic system, a kingdom made up of mostly one-celled eukaryotic organisms that are not readily classified as either plants, animals, or fungi |
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| In a traditional taxonomic system, a kingdom made up of nongreen, eukaryotic organisms that get food by breaking down organic matter and absorbing the nutrients, reproduce by means of spores, and have no means of movement |
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| In a traditional taxonomic system, a kingdom made up of complex, multicellular organisms that lack cell walls, are usually able to move around, and possess specialized sense organs that help them quickly respond to their environment |
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| In a traditional taxonomic system, a kingdom made up of prokaryotes that can live in exetreme environments and that are differentiated from other prokaryotes by various important chemical differences; this domain aligns with the traditional kingdom Archeabacteria |
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Definition
| In a traditional taxonomic system, a kingdom that contains all prokaryotes except Kingdom Archaebacteria |
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Definition
| a system for giving each organism a two-word scientific name that consists of the genus name followed by the species name |
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