Monday, September 5, 2011

Evolution Glossary

Common words and their definitions:

Gene - A Segment of DNA that determines our characteristics.
Allele - Different forms of a gene.
Species - Individuals that interbreed to produce fertile offspring.
Population - A group of individuals of the same species living in the same area.
Gene Pool - The total variety of genes and alleles present within a population at a given point in time.
Gene Flow - The transfer of alleles of genes from one population to another.
Allele Frequency - How common an allele is in a population.
Immigration - New individuals added to the population bringing new alleles into the gene pool.
Emigration - Individuals leave a population, taking away some alleles from the gene pool.
Evolution - Change in the gene pool of a population over a period of time.

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