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Evolution Vocab

TermDefinition
Species Organisms that can mate and produce fertile offspring
Population Group of individuals of same living and reproducing
Gene Pool sum total of all alleles in population
Evolution Change in species over time
Mutations random change in DNA
Mechanisms of Evolution Mutations, Gene flow, Genetic drift, Nonrandom mating, Natural selection
Gene Flow moving to one population to another, Emigration, Immigration
Genetic Drift allele frequencies in population lead to random events or chance
Bottle Neck effect event such as a earthquake only few surivue
Founder effect few leave and start new population
Natural Selection Darwin theory and some adaptions will surivue if they have a advantage
Speciation process of new species because of isolation
Isolating Mechanisms geographic (allopatric), temporal- mateing at different times, behavorial (sympatric)
Evidence of Evolution Fosils, embryo, Anatomical, Biochemical
Homologus Strctures different function ex arm of human and wing of bird
Analogus Strctures different strcture ex wing of bee and wing of bird
Vestigual no function ex 3rd eyelid
Created by: beecham16
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