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Evolution. Any change in the genetic make-up of a population through time. Variation within a population. January (unusual). May (normal). Variation within a population. Agents of Genetic Change. Agents of Genetic change in populations. Mutation. *A change in the actual genetic code.
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Evolution Any change in the genetic make-up of a population through time
Variation within a population January (unusual) May (normal)
Agents of Genetic change in populations Mutation *A change in the actual genetic code
Agents of Genetic change in populations Gene Flow (migration)
Agents of Genetic change in populations Nonrandom mating
Agents of Genetic change in populations Selection *natural *artificial *sexual *kin
Agents of Genetic change in populations Genetic Drift
Agents of Genetic change in populations Bottleneck effect
Bottleneck effect (natural) Cheetah
Bottleneck effect Whooping crane human caused Gila elegans Three of many, many examples Elephant seal
Agents of Genetic change in populations Founder Effect
Founder Effect Darwin’s finches
Founder Effect Snowy egret Hawaiian Honey Creepers
Disruptive Selection Sunfish and breeding nests