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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Pagina 132
... lower the effective population size is an unbalanced sex ratio . If , for example , males guard harems of females against other males , the few males that reproduce contribute disproportionately to subsequent generations , so the rate ...
... lower the effective population size is an unbalanced sex ratio . If , for example , males guard harems of females against other males , the few males that reproduce contribute disproportionately to subsequent generations , so the rate ...
Pagina 265
... lower , both because the rabbits evolved resistance and because the virus had evolved lower virulence ( Fenner 1965 , May and Anderson 1983 ) . Because the virus is spread by mosquitoes that feed only on living rabbits , the chance of ...
... lower , both because the rabbits evolved resistance and because the virus had evolved lower virulence ( Fenner 1965 , May and Anderson 1983 ) . Because the virus is spread by mosquitoes that feed only on living rabbits , the chance of ...
Pagina 347
... lower if extinction rates are greater ( Ŝ1 < Ŝ2 ) or if origination rates are lower ( Ŝ3 < Ŝ1 ) . ( B ) The change in species diversity over time , according to the equilibrium model . unit time ; the rate of extinction E is determined ...
... lower if extinction rates are greater ( Ŝ1 < Ŝ2 ) or if origination rates are lower ( Ŝ3 < Ŝ1 ) . ( B ) The change in species diversity over time , according to the equilibrium model . unit time ; the rate of extinction E is determined ...
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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