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. |
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Pagina 276
SEXUAL SELECTION The difference between male and female is ultimately the
difference in the size of their gametes . ... Perhaps for this reason , females are
generally more selective in mating than males , which in some species may ...
SEXUAL SELECTION The difference between male and female is ultimately the
difference in the size of their gametes . ... Perhaps for this reason , females are
generally more selective in mating than males , which in some species may ...
Pagina 277
Intrasexual selection arises from contests among males for access to females or
to favorable mating sites , as in elephant seals ( Mirounga angustirostris ; Cox
and Le Boeuf 1977 ) and mountain sheep ( Ovis canadensis ; Geist 1971 ) , in ...
Intrasexual selection arises from contests among males for access to females or
to favorable mating sites , as in elephant seals ( Mirounga angustirostris ; Cox
and Le Boeuf 1977 ) and mountain sheep ( Ovis canadensis ; Geist 1971 ) , in ...
Pagina 278
Because Tz males are both acceptable to P , females and actively preferred by
P2 females , T2 increases in frequency . ... a genetic correlation between female
preference and male trait arises through linkage disequilibrium : P2 becomes ...
Because Tz males are both acceptable to P , females and actively preferred by
P2 females , T2 increases in frequency . ... a genetic correlation between female
preference and male trait arises through linkage disequilibrium : P2 becomes ...
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Sommario
CONCEPTIONS AND MISCONCEPTIONS | 7 |
Chapter | 18 |
THE EFFECT OF DENSITY | 24 |
Copyright | |
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Parole e frasi comuni
adaptive advantage allele frequency animals appear arise average become birds caused cells Chapter characteristics characters chromosomes common competition condition copies correlated crossing depends determined developmental differentiation direct distribution diversity Drosophila ecological effect elements environment enzyme equilibrium evidence evolution evolutionary evolved example exist extinction factors favor females Figure fitness fossil function gene gene flow genetic drift genotypes greater groups heterozygotes higher host human hybrid important increase individual insects interactions isolation less linkage loci locus lower major males mammals mating mean mechanisms morphological mutation natural selection occur organisms origin pairs pattern phenotype plants Pleistocene polymorphic population possible predators present probability produced recombination reduced region relative represent reproductive response sequence similar single sometimes speciation species structure taxa term theory tion trait 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 |