BIO 370: EvolutionInstructor: Mark Kirkpatrickp. 14. Natural selectionA look at Darwin’s idea of natural selection in detailDid evolution occur?
BIO 370: EvolutionInstructor: Mark Kirkpatrickp. 2Quantifying fitnessFitness: The number of descendant zygotes produced by an individual, phenotype, or genotypeFitness can be decomposed into components: survival, mating success, ...Key quantitiesWAbsolute fitness of an individualW The mean fitness of the populationw= W / W The relative fitness of an individualSelection acts on differences in relative fitnessHow fast does a population evolve under natural selection?: One locus