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 325
... animals found in the Burgess Shale of British Columbia ( ca. 530 Myr ) , which includes animals in about ten extinct phyla that are known only from this formation ( Conway Morris and Whittington 1979 ; Figure 4 ) . The Burgess Shale ...
... animals found in the Burgess Shale of British Columbia ( ca. 530 Myr ) , which includes animals in about ten extinct phyla that are known only from this formation ( Conway Morris and Whittington 1979 ; Figure 4 ) . The Burgess Shale ...
Pagina 326
Douglas J. Futuyma. FIGURE 4 Two peculiar animals from the Burgess Shale of British Columbia , a Cambrian deposit ... animal that probably fed by scraping . The peculiar scales and spines are unlike those of any other organism ...
Douglas J. Futuyma. FIGURE 4 Two peculiar animals from the Burgess Shale of British Columbia , a Cambrian deposit ... animal that probably fed by scraping . The peculiar scales and spines are unlike those of any other organism ...
Pagina 588
... animals : contrasts with pollen dispersal , prob- lems of terminology , and constraints on coevolution . Amer . Natur . 119 : 402-413 . [ 16 ] White , M. J. D. 1968. Models of speciation . Science 159 : 1065-1070 . [ 8 ] White ...
... animals : contrasts with pollen dispersal , prob- lems of terminology , and constraints on coevolution . Amer . Natur . 119 : 402-413 . [ 16 ] White , M. J. D. 1968. Models of speciation . Science 159 : 1065-1070 . [ 8 ] White ...
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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