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This topic has appeared in the trending rankings 1 time(s) in the past year. While it does not trend frequently, its appearance suggests a renewed or concentrated surge of public interest.
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Effective_population_size entered the ranking for the first time today at position #. This is its highest position ever recorded.
This topic has appeared in the English Wikipedia rankings 1 time. It first appeared on 2026-04-27 and was most recently seen on 2026-04-27.
The effective population size (Ne) is the size of an idealised population that would experience the same rate of genetic drift as the real population. Idealised populations are those where each locus evolves independently, following the assumptions of the neutral theory of molecular evolution. The effective population size is normally smaller than the census population size N. This can be due to chance events prevent some individuals from breeding, to occasional population bottlenecks, to background selection, and to genetic hitchhiking.
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