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

Belemnite

Archaeology; Evolution

An extinct marine invertebrate that was related to squid, octopi, and chambered nautiluses. We know from the fossil record that belemnites were common in the Jurassic period and had bullet-shaped ...

Empirical

Archaeology; Evolution

Determined by experimentation.

Darwinism

Archaeology; Evolution

Darwin's theory that species originated by evolution from other species and that evolution is mainly driven by natural selection. Differs from neo-Darwinism mainly in that Darwin did not know about ...

Evolution

Archaeology; Evolution

Darwin defined this term as "descent with modification. " It is the change in a lineage of populations between generations. In general terms, biological evolution is the process of change by which ...

Lycophyte

Archaeology; Evolution

Commonly known as club mosses, lycophytes were among the first seedless plants to appear on Earth. Along with horsetails and ferns, these made the planet more hospitable for the first animals.

Brachiopod

Archaeology; Evolution

Commonly known as "lamp shells," these marine invertebrates resemble bivalve mollusks because of their hinged shells. Brachiopods were at their greatest abundance during the Paleozoic and Mesozoic ...