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 32
... adaptive radiation Beginning with Darwin , biologists have invoked competition as an important force affecting the diversification of species . On the one hand , competitors may prevent a species from evolving to use a particular ...
... adaptive radiation Beginning with Darwin , biologists have invoked competition as an important force affecting the diversification of species . On the one hand , competitors may prevent a species from evolving to use a particular ...
Pagina 231
... adaptive landscape of the kind described by Sewall Wright ( Figure 13 in Chapter 6 ) . The genetic theories of how populations come to occupy different , incompatible adaptive peaks are of two major kinds ( Figure 6 ) . One class of ...
... adaptive landscape of the kind described by Sewall Wright ( Figure 13 in Chapter 6 ) . The genetic theories of how populations come to occupy different , incompatible adaptive peaks are of two major kinds ( Figure 6 ) . One class of ...
Pagina 255
... adaptive peak unless it is quite strong . If , for example , we seek to explain the evolutionary loss or vesti- gialization of a feature , we must entertain both selectionist and non - selectionist hypotheses . Useless features such as ...
... adaptive peak unless it is quite strong . If , for example , we seek to explain the evolutionary loss or vesti- gialization of a feature , we must entertain both selectionist and non - selectionist hypotheses . Useless features such as ...
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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