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 200
... trait and fitness , the closer to zero VA will be for that trait ( ignoring the input of variation by mutation and gene flow ) . At equilibrium , the trait may display genetic variance , but it is nonadditive in nature . For example ...
... trait and fitness , the closer to zero VA will be for that trait ( ignoring the input of variation by mutation and gene flow ) . At equilibrium , the trait may display genetic variance , but it is nonadditive in nature . For example ...
Pagina 206
... trait such as bristle number does not in itself affect fitness , but that the trait in question is the pleiotropic by - product of genes that do affect fitness . For example , survival of Drosophila melanogaster in the larval stage is ...
... trait such as bristle number does not in itself affect fitness , but that the trait in question is the pleiotropic by - product of genes that do affect fitness . For example , survival of Drosophila melanogaster in the larval stage is ...
Pagina 253
... trait , because ecologically similar species may be closely related and therefore share a trait solely because of common ancestry . They will not provide independent evidence that the trait is an adap- tation to that ecological ...
... trait , because ecologically similar species may be closely related and therefore share a trait solely because of common ancestry . They will not provide independent evidence that the trait is an adap- tation to that ecological ...
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 Biol biological birds bristle cells Chapter characters chromosome coefficient coevolution common competition copies correlation developmental differentiation distribution divergence Dobzhansky Drosophila melanogaster ecological effect environment environmental enzyme equilibrium evidence evolution evolutionary change evolved example extinction factors females Figure fitness fossil record function Futuyma gametes gene conversion gene family gene flow gene frequencies genetic drift genetic variation genome genotypes geographic heritability heterozygotes heterozygous homologous homozygotes homozygous host human hybrid inbreeding increase individual insects interactions Lewontin linkage disequilibrium loci locus males mammals mating mechanisms molecular morphological mutation natural selection neoteny nucleotide occur offspring organisms paedomorphosis pairs parasites pattern phenotypic phylogenetic phylogeny plants polymorphism predators prey proteins pseudogenes random recombination segments sexual similar speciation structure sympatric Syst theory tion traits transposable elements University Press variable variance vertebrates York