Evolution

Evolution

Of or pertaining to the change in the genetic composition of a population during successive generations, as a result of natural selection acting on the genetic variation among individuals, and resulting in the development of new species.

Industry: Archaeology

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Evolution

homeotic mutation

Archaeology; Evolution

A mutation causing one structure of an organism to grow in the place appropriate to another. For example, in the mutation called "antennapedia" in the fruit fly, a foot grows in the antennal socket.

protein

Archaeology; Evolution

A molecule made up of a sequence of amino acids. Many of the important molecules in a living thing -- for example, all enzymes -- are proteins.

biodiversity (or biological diversity)

Archaeology; Evolution

A measure of the variety of life, biodiversity is often described on three levels. Ecosystem diversity describes the variety of habitats present; species diversity is a measure of the number of ...

Melanie Lee

Archaeology; Evolution

A molecular geneticist and microbial biologist, who in the 1980s collaborated with Paul Nurse on novel research that demonstrated the commonality of the genetic code between yeasts and humans. Dr. ...

Carl Woese

Archaeology; Evolution

A molecular biologist, Dr. Woese's identification of the Archaea as a distinctive group of organisms changed the way life is classified on Earth and transformed our view of biology.

adaptive strategies

Archaeology; Evolution

A mode of coping with competition or environmental conditions on an evolutionary time scale. Species adapt when succeeding generations emphasize beneficial characteristics.