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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.

Contributors in Evolution

Evolution

Ammonoid

Archaeology; Evolution

Extinct relatives of cephalopods (squid, octopi, and chambered nautiluses), these mollusks had coiled shells and are found in the fossil record of the Cretaceous period.

Pesticide-resistant insects

Archaeology; Evolution

Insects with the ability to survive and reproduce in the presence of pesticides. These resistant variants increase in frequency over time if pesticides remain present in their environment.

Distance

Archaeology; Evolution

In taxonomy, referring to the quantitatively measured difference between the phenetic appearance of two groups of individuals, such as populations or species (phenetic distance), or the difference in ...

Hardy-Weinberg principle

Archaeology; Evolution

In population genetics, the idea that if a population experienced no selection, no mutation, no migration, no genetic drift, and random mating, then the frequency of each allele and the frequencies ...

Monkey trial

Archaeology; Evolution

In 1925, John Scopes was convicted and fined $100 for teaching evolution in his Dayton, Tenn. , classroom in the first highly publicised trial concerning the teaching of evolution. The press reported ...

De facto

Archaeology; Evolution

In fact; in reality. Something which exists or occurs de facto is not the result of a law, but because of circumstances.

Numerical taxonomy

Archaeology; Evolution

In general, any method of taxonomy using numerical measurements. In particular, it often refers to phenetic classification using large numbers of quantitatively measured characters.

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