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. |
Dall'interno del libro
Risultati 1-3 di 27
Pagina 321
... Cretaceous ) FIGURE 1 Today Disposition of major land masses in the mid - Triassic , early and late Cretaceous , and the present . ( After Cloud 1978 ) taceous , extensive epicontinental seas covered much of western North. 200 million ...
... Cretaceous ) FIGURE 1 Today Disposition of major land masses in the mid - Triassic , early and late Cretaceous , and the present . ( After Cloud 1978 ) taceous , extensive epicontinental seas covered much of western North. 200 million ...
Pagina 334
... Cretaceous . The Triassic representatives of this diverse group were the bipedal , carnivorous , theropods . Some were less than a meter in length , but by the late Cretaceous , some theropods such as Tyrannosaurus were more than 15 ...
... Cretaceous . The Triassic representatives of this diverse group were the bipedal , carnivorous , theropods . Some were less than a meter in length , but by the late Cretaceous , some theropods such as Tyrannosaurus were more than 15 ...
Pagina 364
... Cretaceous dwindled slowly toward their nadir over a period of many thou- sands of years . For some , such as the ammonites and dinosaurs , the end of the Cretaceous merely marked the end of a long decline . In contrast , however ...
... Cretaceous dwindled slowly toward their nadir over a period of many thou- sands of years . For some , such as the ammonites and dinosaurs , the end of the Cretaceous merely marked the end of a long decline . In contrast , however ...
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