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

chromosomal inversion

Archaeology; Evolution

See inversion.

molecular geneticists

Archaeology; Evolution

Scientists who study genes and characters through work with the molecules that make up and interact with DNA.

geographic speciation

Archaeology; Evolution

See allopatric speciation.

genetic engineering

Archaeology; Evolution

Removing genes from the DNA of one species and splicing them into the DNA of another species using the techniques of molecular biology.

polygyny

Archaeology; Evolution

Reproductive strategy in which one male mates with several females. Lions, peacocks, and gorillas all have polygynous mating systems. Compare with polyandry and monogamy.

RNA

Archaeology; Evolution

Ribonucleic acid. Messenger RNA, ribosomal RNA, and transfer RNA are its three main forms. These act as the intermediaries by which the hereditary code of DNA is converted into proteins. In some ...

sedimentary rocks

Archaeology; Evolution

Rocks composed of sediments, usually with a layered appearance. The sediments are composed of particles that come mostly from the weathering of pre-existing rocks, but often include material of ...