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. |
Dall'interno del libro
Risultati 1-3 di 43
Pagina 299
... lineage that became extinct without issue . Therefore a derived character state may appear early in the fossil record , in an extinct lineage , while the related lineage leading to a living group may retain a primitive character state ...
... lineage that became extinct without issue . Therefore a derived character state may appear early in the fossil record , in an extinct lineage , while the related lineage leading to a living group may retain a primitive character state ...
Pagina 369
... lineage , was invested by some early authors with the idea of goal - directedness or predestination - as if , for ... lineage tracks its environment ; or that the environment is static , but that there exists an optimal phenotype for ...
... lineage , was invested by some early authors with the idea of goal - directedness or predestination - as if , for ... lineage tracks its environment ; or that the environment is static , but that there exists an optimal phenotype for ...
Pagina 370
... lineage comes under selection toward this optimum . Thus a bird of prey that becomes specialized for hunting birds ... lineages in a clade repeatedly evolve one trait - smaller body size , for example - under individual selection . An ...
... lineage comes under selection toward this optimum . Thus a bird of prey that becomes specialized for hunting birds ... lineages in a clade repeatedly evolve one trait - smaller body size , for example - under individual selection . An ...
Sommario
CONCEPTIONS AND MISCONCEPTIONS | 7 |
EVOLUTION SINCE THE SYNTHESIS | 13 |
ADAPTATION AND ENVIRONMENT | 19 |
Copyright | |
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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