Evolutionary BiologySinauer Associates, 1986 - 600 pagine Covers the genetic, developmental, and ecological mechanisms of evolutionary change, the major features of evolutionary history as revealed by phylogenetic and paleontological studies, and material on adaptation, molecular evolution, co-evolution, and human evolution. |
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Risultati 1-3 di 96
Pagina 138
... allele A ' is q in the local population and 4m among the immigrants . Let qo be the allele frequency in gen- eration 0 , and q1 the allele frequency a generation later . Then within the local population , q1 = ( 1 − m ) qo + mqm , and ...
... allele A ' is q in the local population and 4m among the immigrants . Let qo be the allele frequency in gen- eration 0 , and q1 the allele frequency a generation later . Then within the local population , q1 = ( 1 − m ) qo + mqm , and ...
Pagina 156
... allele frequency change ( Aq ) is proportional to the intermediacy of allele fre- quencies ( pq ) . This expression , although ade- quate when selection acts by viability differ- ences , is not accurate if selection operates by ...
... allele frequency change ( Aq ) is proportional to the intermediacy of allele fre- quencies ( pq ) . This expression , although ade- quate when selection acts by viability differ- ences , is not accurate if selection operates by ...
Pagina 261
... allele is more frequent within the rarer sex than within the commoner sex , it will increase in frequency within the population as a whole . If in a male - biased population an allele A causes an individual to have more female than male ...
... allele is more frequent within the rarer sex than within the commoner sex , it will increase in frequency within the population as a whole . If in a male - biased population an allele A causes an individual to have more female than male ...
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adaptive adaptive radiation allele frequency allozyme Amer amino acid ancestor animals average behavior biological birds bristle number caused cells Chapter characters chromosome cladistic coefficient coevolution competition copies correlated deleterious developmental differentiation distribution divergence Dobzhansky Drosophila melanogaster ecological effect environment environmental enzyme equilibrium evidence evolutionary change evolved example extinction rate factors favor females Figure fitness fossil record function Futuyma gametes gene conversion gene flow gene frequencies genetic drift genetic variation genome genotypes geographic groups habitats heritability heterozygotes heterozygous higher taxa homozygotes homozygous host human hybrid inbreeding increase individual insects interactions Lewontin linkage disequilibrium loci locus males mammals mating mechanisms molecular morphological mutation natural selection nucleotide occur offspring organisms pairs parasites pattern phenotype phylogenetic phylogeny plants polymorphism predators prey proteins pseudogenes random recombination relative reproductive isolation sequence sexual similar speciation structure survival sympatric taxon theory tion trait transposable elements variable variance