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 47
Pagina 166
... advantage if it conforms to the majority phenotype . Either allele A or A ' will then have a selective advantage if it is sufficiently frequent , and will then become fixed . It is easy to imagine such situations : for example ...
... advantage if it conforms to the majority phenotype . Either allele A or A ' will then have a selective advantage if it is sufficiently frequent , and will then become fixed . It is easy to imagine such situations : for example ...
Pagina 282
... advantage they may impart to sexual reproduction is sufficient to counteract its twofold disadvantage . Intense selection for recombinant genotypes is necessary , and this may be possible only in highly fecund organisms ( Williams 1975 ) ...
... advantage they may impart to sexual reproduction is sufficient to counteract its twofold disadvantage . Intense selection for recombinant genotypes is necessary , and this may be possible only in highly fecund organisms ( Williams 1975 ) ...
Pagina 470
... advantage over other sequences ( Nagylaki and Petes 1982 , Walsh 1985b ) . However , most mutant sequences are unlikely to have a conversion advantage over a prevalent sequence , because most variants will have arisen at one time or ...
... advantage over other sequences ( Nagylaki and Petes 1982 , Walsh 1985b ) . However , most mutant sequences are unlikely to have a conversion advantage over a prevalent sequence , because most variants will have arisen at one time or ...
Sommario
CONCEPTIONS AND MISCONCEPTIONS | 7 |
EVOLUTION SINCE THE SYNTHESIS | 13 |
ADAPTATION AND ENVIRONMENT | 19 |
Copyright | |
8 sezioni non visualizzate
Altre edizioni - Visualizza tutto
Parole e frasi comuni
adaptive advantage allele allele frequency animals appear arise associated average become behavior biological cause cells Chapter characteristics characters chromosome common competition condition conversion copies correlation depends determined developmental differentiation 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 genome genotypes geographic greater groups growth higher host human hybrid important increase individual insects interactions isolation less linkage loci locus lower major males mating mean mechanisms morphological mutation natural selection occur organisms origin pairs pattern phenotypic plants Pleistocene polymorphism population possible predators Press probability proteins reduced region relationships relative represent reproductive response sequence similar single speciation species structure taxa term theory tion traits variance variation vary