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 137
... caused by gene flow is counteracted by random divergence caused by genetic drift . A useful measure of variation in allele frequencies among dif- ferent populations is FST , the variance in allele frequency ( V ) standardized by the ...
... caused by gene flow is counteracted by random divergence caused by genetic drift . A useful measure of variation in allele frequencies among dif- ferent populations is FST , the variance in allele frequency ( V ) standardized by the ...
Pagina 222
... caused by a single gene mutation ( Riley 1982 ) . Sterility can arise from an interaction between chromosomal genes and cy- toplasmic factors transmitted through the egg , as in certain mosquitoes ( Culex ; Laven 1958 ) ; in some cases ...
... caused by a single gene mutation ( Riley 1982 ) . Sterility can arise from an interaction between chromosomal genes and cy- toplasmic factors transmitted through the egg , as in certain mosquitoes ( Culex ; Laven 1958 ) ; in some cases ...
Pagina 458
... caused by insertions as much as 14 kb long ; others are caused by deletions of several thousand kb ( Zachar and Bingham 1982 ) . Like most mutations , those caused by transposition are likely to be deleterious , but some advantageous ...
... caused by insertions as much as 14 kb long ; others are caused by deletions of several thousand kb ( Zachar and Bingham 1982 ) . Like most mutations , those caused by transposition are likely to be deleterious , but some advantageous ...
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