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 42
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 amino acid ancestor average behavior biological birds bristle cells Chapter characters chromosome coefficient coevolution common competition copies correlated deleterious developmental differentiation distribution divergence Drosophila melanogaster ecological effect environment environmental enzyme equilibrium evidence evolution evolutionary change evolved example factors favor females Figure fitness fossil record function Futuyma gametes gene conversion gene family gene flow gene frequencies genetic drift genetic variation genome genotypes geographic groups heritability heterozygotes heterozygous higher taxa homologous homozygotes homozygous host human hybrid inbreeding increase individual insects interactions Lewontin linkage disequilibrium loci locus males mammals mating mean mechanisms molecular morphological mutation natural selection neoteny nucleotide occur offspring organisms pairs parasites pattern phenotypic phylogenetic phylogeny plants polymorphism population predators prey proteins pseudogenes random recombination related species relative reproductive isolation segments sexual similar speciation structure survival sympatric theory tion traits transposable elements variable variance vertebrates