selection pressure

a measure of the influence that natural selection has on the survival of some genotypes over others and thus the degree to which it alters the genetic composition of a population over successive generations.

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Psychology term of the day

November 22nd 2024

association by contiguity

the formation of a mental connection between two items based on the fact that they occur close together in time. Also called contiguity of association. See also law of contiguity.