Evolutionary BiologyCovers 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 76
Pagina 289
For example , among the archosaurian reptiles that included the crocodilians and
the dinosaurs , one lineage diverged dramatically and gave rise to birds ( Figure
3 ) . These are accorded their own class , Aves , because they are so different ...
For example , among the archosaurian reptiles that included the crocodilians and
the dinosaurs , one lineage diverged dramatically and gave rise to birds ( Figure
3 ) . These are accorded their own class , Aves , because they are so different ...
Pagina 292
Paraphyletic groups are not admitted in such a scheme . Thus to express the
common ancestry of birds and crocodilians , these groups might be ranked as ,
say , orders within a subclass of the class Reptilia . Such a classification would
reflect ...
Paraphyletic groups are not admitted in such a scheme . Thus to express the
common ancestry of birds and crocodilians , these groups might be ranked as ,
say , orders within a subclass of the class Reptilia . Such a classification would
reflect ...
Pagina 299
To use an absurd example , 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 ...
To use an absurd example , 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 ...
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Sommario
CONCEPTIONS AND MISCONCEPTIONS | 7 |
ADAPTATION AND ENVIRONMENT | 19 |
COMPLEX INTERACTIONS AMONG SPECIES | 34 |
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Parole e frasi comuni
adaptive advantage allele allele frequency America appear arise associated average become behavior biological birds caused Chapter characteristics characters chromosome common competition conversion copies correlation depends described determined developmental differentiation direct distribution divergence Drosophila ecological effect elements environment enzyme equilibrium evidence evolution evolutionary evolved example exist expression extinction factors Figure fitness fossil frequency function gene genetic genetic drift genotypes geographic greater groups growth higher host human hybrid important increase individual insects interactions isolation less lineage loci locus lower major males mating mean mechanisms morphological mutation natural selection occur organisms origin pairs pattern phenotype plants Pleistocene polymorphism population possible predators probability reduced region relationships relative represent reproductive response separate sequence similar single speciation species structure taxa term theory tion trait usually variance variation vary
Informazioni bibliografiche
| Titolo | Evolutionary Biology |
| Autore | Douglas J. Futuyma |
| Edizione | 2, illustrata |
| Editore | Sinauer Associates, 1986 |
| Provenienza dell'originale | la University of Michigan |
| Digitalizzato | 27 gen 2010 |
| ISBN | 0878931880, 9780878931880 |
| Lunghezza | 600 pagine |
| Esporta citazione | BiBTeX EndNote RefMan |