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 244
... favor of red ones ( McPhail 1969 ) . Each species uses a " specific mate - recognition system " ( Paterson 1982 ) of cues to find , recognize , and stimulate mates . This system evolves by environmen- tal selection , sexual selection ...
... favor of red ones ( McPhail 1969 ) . Each species uses a " specific mate - recognition system " ( Paterson 1982 ) of cues to find , recognize , and stimulate mates . This system evolves by environmen- tal selection , sexual selection ...
Pagina 275
... favor genotypes that have fewer , larger offspring . Similarly , Lack ( 1954 ) found that starlings ( Sturnus vulgaris ) have the greatest number of surviving offspring if they lay no more than five or six eggs . The parents are unable ...
... favor genotypes that have fewer , larger offspring . Similarly , Lack ( 1954 ) found that starlings ( Sturnus vulgaris ) have the greatest number of surviving offspring if they lay no more than five or six eggs . The parents are unable ...
Pagina 282
... favor recombination can be envisioned , it is uncertain whether the advantage they may impart to sexual reproduction is sufficient to counteract its twofold disadvantage . Intense selection for recombinant genotypes is necessary , and ...
... favor recombination can be envisioned , it is uncertain whether the advantage they may impart to sexual reproduction is sufficient to counteract its twofold disadvantage . Intense selection for recombinant genotypes is necessary , and ...
Sommario
CONCEPTIONS AND MISCONCEPTIONS | 7 |
EVOLUTION SINCE THE SYNTHESIS | 13 |
ADAPTATION AND ENVIRONMENT | 19 |
Copyright | |
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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