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Wildlife > Classification > Flashcards

Classification Flashcards

1
Q

Classification

A

Grouping of objects or organisms based on a set of criteria.

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2
Q

Taxonomy

A

A discipline of biology primarily concerned with identifying, naming, and classifying species based on natural relationships.

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3
Q

Binomial nomenclature

A

Gives each species a scientific name that has two parts.

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4
Q

Taxon

A

Range from having broad diagnostic characteristics to having specific characteristics.

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5
Q

Genus

A

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

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6
Q

Family

A

Next higher taxon, consisting of similar, related genera.

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7
Q

Order

A

Contains related families.

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8
Q

Class

A

Contains related orders.

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9
Q

Phylum

A

Contains related classes. Phylum is animals.

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10
Q

Division

A

Contains related to classes. Division is bacteria and plants.

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11
Q

Kingdom

A

Taxon composed of related phyla or divisions.

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12
Q

Domain

A

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

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13
Q

Phylogeny

A

The evolutionary history of species.

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14
Q

Characters

A

Inherited features that vary among species.

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15
Q

Molecular Clock

A

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.

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16
Q

Cladistics

A

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

17
Q

Cladogram

A

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

18
Q

Protists

A

Eukaryotic organisms that can be unicellular, colonial, or multicellular.

19
Q

Fungus

A

A unicellular or multicellular eukaryota that absorbs nutrients from organic materials in its environment.

20
Q

Archaea

A

Species classified in Domain Archaea, thought to be more ancient than bacteria and yet more closely related to eukaryote.

Wildlife (3 decks)

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