Evolution Vocab

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Endosymbiotic Theory

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The theory that proposes that eukaryotic cells formed from a symbiotic relationship among several different prokaryotic cells.

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NGSS.MS-LS4-2

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Cladograms

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Diagrams depicting patterns of shared characteristics among species.

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NGSS.MS-LS4-2

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Chemical Evolution

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The process by which oxygen or hydrogen gases evolve out of some types of chemical reactions.

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NGSS.MS-PS1-2

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Clade

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An evolutionary branch of a cladogram that includes a single ancestor and all its descendants.

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NGSS.MS-LS4-2

NGSS.MS-LS4-3

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Homologous Structures

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Structures that are similar in different species due to common ancestry, but may serve different functions.

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NGSS.MS-LS4-2

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Vestigial Structures

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Structures that have lost most or all of their original function through the course of evolution.

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NGSS.MS-LS4-2

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Phylogeny

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The study of the evolutionary history and relationships among individuals or groups of organisms.

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NGSS.MS-LS4-2

NGSS.MS-LS4-3

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Taxon

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A group of one or more populations of an organism or organisms that form a unit.

Tags

NGSS.MS-LS4-2

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Organic Evolution

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The process of change in the inherited traits of a population of organisms from one generation to the next.

Tags

NGSS.MS-LS4-2

NGSS.MS-LS4-4

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Binomial Nomenclature

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A formal system of naming species of living things by giving each a name composed of two parts.