<p>IB Bio 2 / EVOLUTION VOCAB IB Bio 2 / EVOLUTION VOCAB IB Bio 2 / EVOLUTION VOCAB adaptation adaptation adaptation adaptive radiation adaptive radiation adaptive radiation allele frequency allele frequency allele frequency allopatric speciation allopatric speciation allopatric speciation analogous analogous analogous ancestor ancestor ancestor artificial selection artificial selection artificial selection binomial nomenclature binomial nomenclature binomial nomenclature bottleneck effect bottleneck effect bottleneck effect clade clade clade cladistics cladistics cladistics cladogram cladogram cladogram cline cline cline convergent evolution convergent evolution convergent evolution descendant descendant descendant descent with modification descent with modification descent with modification directional selection directional selection directional selection disruptive selection disruptive selection disruptive selection domain, K, Ph, O… species domain, K, Ph, O… species domain, K, Ph, O… species evolution evolution evolution extinction extinction extinction fitness fitness fitness fossil fossil fossil founder effect founder effect founder effect gene flow gene flow gene flow gene pool gene pool gene pool genetic drift genetic drift genetic drift genetic variation genetic variation genetic variation genotype frequency genotype frequency genotype frequency geographic isolation geographic isolation geographic isolation H-W principle, equation H-W principle, equation H-W principle, equation homologous homologous homologous hybrid hybrid hybrid hybrid infertility hybrid infertility hybrid infertility hybrid vigor hybrid vigor hybrid vigor malaria malaria malaria mutation mutation mutation natural selection natural selection natural selection non-random mating non-random mating non-random mating pentadactyl vertebrate limb pentadactyl vertebrate limb pentadactyl vertebrate limb phylogeny phylogeny phylogeny polyploidy polyploidy polyploidy population population population postzygotic reproductive barrier postzygotic reproductive barrier postzygotic reproductive barrier prezygotic reproductive barrier prezygotic reproductive barrier prezygotic reproductive barrier punctuated equilibrium punctuated equilibrium punctuated equilibrium relative relative relative reproductive isolation reproductive isolation reproductive isolation sexual selection sexual selection sexual selection shared derived character shared derived character shared derived character sickle cell anemia sickle cell anemia sickle cell anemia sickle cell trait sickle cell trait sickle cell trait species/speciation species/speciation species/speciation splinter population splinter population splinter population stabilizing selection stabilizing selection stabilizing selection sympatric speciation sympatric speciation sympatric speciation taxon (pl. taxa) taxon (pl. taxa) taxon (pl. taxa) taxonomy taxonomy taxonomy vestigial structure vestigial structure vestigial structure</p>