Classification Vocab Flashcards

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1
Q

the grouping of objects or organisms based on a set of criteria.

A

Classification

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2
Q

identifying, naming, and classifying species based on natural relationships.

A

Taxonomy

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3
Q

gives each species a scientific name that has 2 parts.

A

Binomial Nomenclature

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4
Q

a named group of organisms.

A

Taxon

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5
Q

a group of species that are closely related and share a common ancestor.

A

Genus

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6
Q

the next higher taxon, consisting of similar, related genera.

A

Family

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7
Q

contains related families.

A

Order

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8
Q

contains related orders.

A

Class

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9
Q

contains related classes.

A

Phylum/Division

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10
Q

used instead of phylum for the classification of bacteria and plants.

A

Division

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11
Q

the taxon composed of related phyla or divisions.

A

Kingdom

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12
Q

the broadest of all the taxa and contains one or more kingdoms.

A

Domain

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13
Q

the evolutionary history of a species.

A

Phylogeny

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14
Q

inherit features that vary among species.

A

Characters

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15
Q

a model that is used to compare DNA sequences from two different species to estimate how long the species have been evolving since they diverged from a common ancestor.

A

Molecular Clock

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16
Q

a method that classifies organisms according to the order that they diverged from a common ancestor.

A

Cladistics

17
Q

a branching diagram that represents the proposed phylogeny or evolutionary history of a species or group.

A

Cladogram

18
Q

the species classified in Domain Archaea, are thought to be more ancient than bacteria and yet more closely related to eukaryote ancestors.

A

Archaea

19
Q

eucaryotic organisms that san be unicellular, colonial, or multicellular.

A

Protists

20
Q

a unicellular or multicellular eukaryote that absorbs nutrients from organic materials in its environment.

A

Fungus