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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Risultati 1-3 di 56
Pagina 368
... body size , in many groups of mammals and birds ( Radinsky 1978 ) , but , like body size , this is not an invariable trend . In no case does the fossil record show a constant rate of progression in any direction ; as discussed in ...
... body size , in many groups of mammals and birds ( Radinsky 1978 ) , but , like body size , this is not an invariable trend . In no case does the fossil record show a constant rate of progression in any direction ; as discussed in ...
Pagina 414
... body mass . The ratio of the organ's surface area to the volume of body it serves is constant only if a ≈ 3⁄41⁄2 , because the area of the organ increases as the square of its length y , while the volume ( and weight ) of the body ...
... body mass . The ratio of the organ's surface area to the volume of body it serves is constant only if a ≈ 3⁄41⁄2 , because the area of the organ increases as the square of its length y , while the volume ( and weight ) of the body ...
Pagina 490
... body sizes in the West Indies . The hor- izontal axis represents body size and the ver- tical axis population density . Larger species are superior competitors , so it is assumed that an island with one species ( a “ solitary island ...
... body sizes in the West Indies . The hor- izontal axis represents body size and the ver- tical axis population density . Larger species are superior competitors , so it is assumed that an island with one species ( a “ solitary island ...
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 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