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 9
Pagina 415
... ( paedomorphosis ) . ( D ) Accelera- tion of the rate of development of y ( i.e. , increasing a ) leads to ... paedomorphosis log y E log x α log x B Neoteny leading to paedomorphosis evolution , its size at maturity will increase . The ...
... ( paedomorphosis ) . ( D ) Accelera- tion of the rate of development of y ( i.e. , increasing a ) leads to ... paedomorphosis log y E log x α log x B Neoteny leading to paedomorphosis evolution , its size at maturity will increase . The ...
Pagina 418
... paedomorphic ; but the nectar - bearing petal develops more rapidly , and achieves a peramorphic condition ( Guerrant 1982 ) . Both paedomorphosis and peramorphosis are evident in the same flower ( Figure 18 ) . Progenesis - paedomorphosis ...
... paedomorphic ; but the nectar - bearing petal develops more rapidly , and achieves a peramorphic condition ( Guerrant 1982 ) . Both paedomorphosis and peramorphosis are evident in the same flower ( Figure 18 ) . Progenesis - paedomorphosis ...
Pagina 441
... paedomorphosis by acceleration ( progenesis ) can be distin- guished from paedomorphosis by retardation ( neoteny ) . 5. Explain how natural selection can shift the development of structures forward during ontogeny so that they appear ...
... paedomorphosis by acceleration ( progenesis ) can be distin- guished from paedomorphosis by retardation ( neoteny ) . 5. Explain how natural selection can shift the development of structures forward during ontogeny so that they appear ...
Altre edizioni - Visualizza tutto
Parole e frasi comuni
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