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

Add a new term

Contributors in Evolution

Become a Contributors

Evolution

Foraminifera

Archaeology; Evolution

These invertebrates are very common in the global ocean, and their distinctive, chambered shells are common in the fossil record as far back as 550 million years. Although very few today exceed 9 mm ...

Meme

Archaeology; Evolution

The word coined by Richard Dawkins for a unit of culture, such as an idea, skill, story, or custom, passed from one person to another by imitation or teaching. Some theorists argue that memes are the ...

Amino acid

Archaeology; Evolution

The unit molecular building block of proteins, which are chains of amino acids in a certain sequence. There are 20 main amino acids in the proteins of living things, and the properties of a protein ...

Neutralism

Archaeology; Evolution

The theory that much evolution at the molecular level occurs by genetic drift.

Neutral theory

Archaeology; Evolution

The theory that much evolution at the molecular level occurs by genetic drift.

Diatom

Archaeology; Evolution

These single-celled algae are common among the marine phytoplankton. Their glassy, two-part shells have intricate patterns and fit together like the two parts of a shirt box.

Coral

Archaeology; Evolution

These tiny animals make calcium carbonate skeletons that are well known as a key part of tropical reefs. The skeletons of the extinct rugose and tabulate corals are known from fossils.