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 338
... Cretaceous , and began a radiation that would become pronounced in the Miocene . A few Cretaceous birds , such as the aquatic Hesperornis , retained teeth but otherwise differed from Archaeopteryx by possessing modern avian fea- tures ...
... Cretaceous , and began a radiation that would become pronounced in the Miocene . A few Cretaceous birds , such as the aquatic Hesperornis , retained teeth but otherwise differed from Archaeopteryx by possessing modern avian fea- tures ...
Pagina 382
... Cretaceous . The turtle genus Podocnemis was distributed over South America , Africa , Eurasia , and North America during the late Cretaceous and early Tertiary ; its present distribution in South America and Madagascar is surely a ...
... Cretaceous . The turtle genus Podocnemis was distributed over South America , Africa , Eurasia , and North America during the late Cretaceous and early Tertiary ; its present distribution in South America and Madagascar is surely a ...
Pagina 394
... Cretaceous planktonic genera ( per cent ) 0 20 10 20 40 60 80 20 40 60 80 Time since generic origin ( years x 106 ) sisting of newly evolved higher taxa , appeared first in nearshore habitats , and progressively spread to deeper waters ...
... Cretaceous planktonic genera ( per cent ) 0 20 10 20 40 60 80 20 40 60 80 Time since generic origin ( years x 106 ) sisting of newly evolved higher taxa , appeared first in nearshore habitats , and progressively spread to deeper waters ...
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