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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Contributors in Evolution

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Evolution

Bill Kimbel

Archaeology; Evolution

An anatomist, Kimbel worked with Don Johanson and assembled Lucy's skull fragments. In 1991, Kimbel and Yoel Rak found a 70 percent complete skeleton of Australopithecus afarensis.

Brigitte Senut

Archaeology; Evolution

An anatomist at France's National Museum of Natural History. In 2000, Senut and Martin Pickford discovered Orrorin tugensis, a proto-hominid dated at 6 million years old.

genetic dominance

Archaeology; Evolution

An allele (A) is dominant if the phenotype of the heterozygote (Aa) is the same as the homozygote (AA). The allele (a) does not influence the heterozygote's phenotype and is called recessive. An ...

cholera

Archaeology; Evolution

An acute infectious disease of the small intestine, caused by the bacterium Vibrio cholerae which is transmitted in drinking water contaminated by feces of a patient. After an incubation period of ...

intelligence quotient (IQ)

Archaeology; Evolution

Usually defined as the mental age of an individual (as measured by standardized tests) divided by his or her real age and multiplied by 100. This formulation establishes the average IQ as 100. The ...

Jean Lamarck

Archaeology; Evolution

An 18th-century naturalist, zoologist, and botanist noted for his study and classification of invertebrates, as well as his evolutionary theories. He traveled extensively throughout Europe and was ...

coelacanth

Archaeology; Evolution

Although long thought to have gone extinct about 65 million years ago, one of these deep-water, lungless fish was caught in the 1930s. Others have since been caught and filmed in their natural ...