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 30
... individual consumes a resource and makes it unavailable to others ; the competing individuals may never actually meet . Com- petition by INTERFERENCE OCCurs when two individuals directly interact , and one loses the encounter . They may ...
... individual consumes a resource and makes it unavailable to others ; the competing individuals may never actually meet . Com- petition by INTERFERENCE OCCurs when two individuals directly interact , and one loses the encounter . They may ...
Pagina 258
... individuals in the same population . By this mechanism , a trait cannot increase in frequency if it is harmful to the individual yet good for the population or species . Thus pure altruism , such as responding to excessive population ...
... individuals in the same population . By this mechanism , a trait cannot increase in frequency if it is harmful to the individual yet good for the population or species . Thus pure altruism , such as responding to excessive population ...
Pagina 269
... individual will do in any situation in which it may find itself . " A strategy may be pure , meaning that the individual always has the same phenotype , or it may be mixed , meaning that the phenotype of the individ- ual varies , as is ...
... individual will do in any situation in which it may find itself . " A strategy may be pure , meaning that the individual always has the same phenotype , or it may be mixed , meaning that the phenotype of the individ- ual varies , as is ...
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