CFA 10 Vocab
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11 Terms
Gene pool
Collection of alleles in all of the individuals of a population.
Allele Frequency
The proportion of one allele, compared with all alleles for that trait, in the gene pool.
Mutation
A change in the DNA sequence of an organism.
Recombination
The process where pieces of DNA are exchanged between chromosomes.
Hybridization
Breeding two different organisms usually from distinct species or genetic lineages.
Gene flow
Movement of alleles from one population to another.
Genetic drift
The change in frequency of an existing gene variant in the population due to random change.
Bottleneck effect
Genetic drift that results from an event that drastically reduces the size of a population.
Founders effect
Genetic drift that occurs after a small number of individuals colonize a new area.
Reproductive isolation
Final stage in speciation, in which members of isolated populations are no longer able to reproduce.
Speciation
Evolution of two or more species from one ancestral species.
