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 292
... birds and crocodilians , these groups might be ranked as , say , orders within a subclass of the class Reptilia . Such a classification would reflect the branching order of evolution by stressing the common origin of birds and ...
... birds and crocodilians , these groups might be ranked as , say , orders within a subclass of the class Reptilia . Such a classification would reflect the branching order of evolution by stressing the common origin of birds and ...
Pagina 299
... birds appear earlier in the fossil record ( Jurassic ) than do snakes ( Cretaceous ) , but this does not mean that all the features of birds are more primitive than those of snakes , nor that snakes are descended from birds . Granted ...
... birds appear earlier in the fossil record ( Jurassic ) than do snakes ( Cretaceous ) , but this does not mean that all the features of birds are more primitive than those of snakes , nor that snakes are descended from birds . Granted ...
Pagina 380
... bird guts , or attachment to the feet , feathers , or fur of birds or mammals . Some freshwater organisms , such as snails , are occasionally dispersed long distances as eggs in mud that adheres to the feet of aquatic birds , but others ...
... bird guts , or attachment to the feet , feathers , or fur of birds or mammals . Some freshwater organisms , such as snails , are occasionally dispersed long distances as eggs in mud that adheres to the feet of aquatic birds , but others ...
Sommario
CONCEPTIONS AND MISCONCEPTIONS | 7 |
EVOLUTION SINCE THE SYNTHESIS | 13 |
ADAPTATION AND ENVIRONMENT | 19 |
Copyright | |
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adaptive adaptive radiation allele frequency amino acid ancestor average behavior biological birds bristle cells Chapter characters chromosome coefficient coevolution common competition copies correlated deleterious developmental differentiation distribution divergence Drosophila melanogaster ecological effect environment environmental enzyme equilibrium evidence evolution evolutionary change evolved example factors favor females Figure fitness fossil record function Futuyma gametes gene conversion gene family gene flow gene frequencies genetic drift genetic variation genome genotypes geographic groups heritability heterozygotes heterozygous higher taxa homologous homozygotes homozygous host human hybrid inbreeding increase individual insects interactions Lewontin linkage disequilibrium loci locus males mammals mating mean mechanisms molecular morphological mutation natural selection neoteny nucleotide occur offspring organisms pairs parasites pattern phenotypic phylogenetic phylogeny plants polymorphism population predators prey proteins pseudogenes random recombination related species relative reproductive isolation segments sexual similar speciation structure survival sympatric theory tion traits transposable elements variable variance vertebrates