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 295
... ancestor . On the other hand , if a character state has evolved more than once - if it is possessed by two species but was not possessed by all the ancestors intervening between them and their most recent common ancestor — it exhibits ...
... ancestor . On the other hand , if a character state has evolved more than once - if it is possessed by two species but was not possessed by all the ancestors intervening between them and their most recent common ancestor — it exhibits ...
Pagina 299
... ancestor of a more recent species , but rather is a related 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 ...
... ancestor of a more recent species , but rather is a related 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 ...
Pagina 416
... ancestor if a = 1 , but a different shape ( y greater relative to x ) if a > 1 ( Figure 14B ) . During its ontogeny , however , the descendant will pass through a juvenile stage in which its shape resembles the adult form of its ancestor ...
... ancestor if a = 1 , but a different shape ( y greater relative to x ) if a > 1 ( Figure 14B ) . During its ontogeny , however , the descendant will pass through a juvenile stage in which its shape resembles the adult form of its ancestor ...
Sommario
CONCEPTIONS AND MISCONCEPTIONS | 7 |
EVOLUTION SINCE THE SYNTHESIS | 13 |
ADAPTATION AND ENVIRONMENT | 19 |
Copyright | |
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adaptive adaptive radiation allele frequency Amer amino acid ancestor 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 habitats heritability heterozygotes heterozygous homologous homozygotes homozygous host human hybrid inbreeding increase individual insects interactions interspecific 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 population predators prey proteins pseudogenes random recombination segments sexual similar speciation structure sympatric Syst theory tion traits transposable elements University Press variable variance vertebrates