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Mutagen

Any physical or chemical agent that significantly increases the frequency of mutational events above a spontaneous mutation rate.

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Related terms

mutagenic
Pollution control; Air pollution

The ability of a chemical or physical agent to produce heritable changes in the DNA of living cells.

mutagen
Natural environment; Coral reefs

An agent that causes a permanent genetic change in a cell other than that which occurs during normal genetic recombination.

mutagen
Biotechnology; Genetic engineering

An agent or process which is capable of inducing a mutation, such as UV light.

mutagen
Anthropology; Physical anthropology

An agent that can cause a mutation to occur. Various kinds of chemicals, viruses, and radiation have been identified as mutagens.

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Environment; Environmental policy

Any chemical substance or form of energy which has the potential for causing a mutation,

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Health care; Cancer treatment

Anything that causes a mutation (a change in the DNA of a cell). DNA changes caused by mutagens may harm cells and cause certain diseases, such as cancer. Examples of mutagens ...

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Archaeology; Human evolution

See interproximal wear.

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Archaeology; Human evolution

The hypothesis, based on Beadle and Tatum's studies in biochemical genetics, that each gene controls the synthesis of one enzyme.

formation processes
Archaeology; Human evolution

Those processes affecting the way in which archaeological materials came to be buried, and theirsubsequent history afterwards. Cultural formation processes include the deliberate ...

subspecies
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A geographically defined aggregate of local populations which differs with various degrees of significance (depending on the author) from other such subdivisions of the species.

variance
Archaeology; Human evolution

A statistical measure of how values vary from the mean. See also standard deviation.

euchromatin
Archaeology; Human evolution

Chromatin that is condensed during division but becomes uncoiled during interphase.

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