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 415
... neoteny , a decrease in the rate of development of y relative to x , a juvenile condition ( pae- domorphosis ) of character y but not of x is expressed in the adult . C log y log y D α log x α log x Hypermorphosis leading to ...
... neoteny , a decrease in the rate of development of y relative to x , a juvenile condition ( pae- domorphosis ) of character y but not of x is expressed in the adult . C log y log y D α log x α log x Hypermorphosis leading to ...
Pagina 416
... NEOTENY ; like progenesis , it results in pae- domorphosis . Table II summarizes these phenomena . Examples of heterochrony The allometric consequences of evolutionary changes in body size are sometimes spectacular ; for example , in ...
... NEOTENY ; like progenesis , it results in pae- domorphosis . Table II summarizes these phenomena . Examples of heterochrony The allometric consequences of evolutionary changes in body size are sometimes spectacular ; for example , in ...
Pagina 418
... neotenic salamanders retain the juvenile state ( Tompkins 1978 ) ; evolution is mosaic even when it occurs by neoteny . Many neotenic lineages ( such as Amphiuma ; Figure 17D ) have evolved additional species - specific features that ...
... neotenic salamanders retain the juvenile state ( Tompkins 1978 ) ; evolution is mosaic even when it occurs by neoteny . Many neotenic lineages ( such as Amphiuma ; Figure 17D ) have evolved additional species - specific features that ...
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