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 35
Pagina 29
... parasite offspring . Thus the intrinsic rate of natural increase of a parasite is often many times greater than that of its host . For many parasites , dispersal to new hosts is fraught with difficulty , and may be accomplished by any ...
... parasite offspring . Thus the intrinsic rate of natural increase of a parasite is often many times greater than that of its host . For many parasites , dispersal to new hosts is fraught with difficulty , and may be accomplished by any ...
Pagina 265
... parasite may evolve lower virulence by group selection ( D.S. Wilson 1983 ) . If a host is weakened in proportion to the reproductive rate of the parasites within it , indi- vidual selection within the parasite group ( i.e. the parasites ...
... parasite may evolve lower virulence by group selection ( D.S. Wilson 1983 ) . If a host is weakened in proportion to the reproductive rate of the parasites within it , indi- vidual selection within the parasite group ( i.e. the parasites ...
Pagina 502
... parasites . ( A ) Neither species had a history of exposure to the other . ( B ) Both species had a long history of exposure to one another . Fluctuations are less marked in the coevolved case , and the density of parasites is lower ...
... parasites . ( A ) Neither species had a history of exposure to the other . ( B ) Both species had a long history of exposure to one another . Fluctuations are less marked in the coevolved case , and the density of parasites is lower ...
Sommario
CONCEPTIONS AND MISCONCEPTIONS | 7 |
EVOLUTION SINCE THE SYNTHESIS | 13 |
ADAPTATION AND ENVIRONMENT | 19 |
Copyright | |
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adaptive adaptive radiation allele frequency allozyme Amer amino acid ancestor animals average behavior biological birds bristle number caused cells Chapter characters chromosome cladistic coefficient coevolution competition copies correlated deleterious developmental differentiation distribution divergence Dobzhansky Drosophila melanogaster ecological effect environment environmental enzyme equilibrium evidence evolutionary change evolved example extinction rate factors favor females Figure fitness fossil record function Futuyma gametes gene conversion gene flow gene frequencies genetic drift genetic variation genome genotypes geographic groups habitats heritability heterozygotes heterozygous higher taxa homozygotes homozygous host human hybrid inbreeding increase individual insects interactions Lewontin linkage disequilibrium loci locus males mammals mating mechanisms molecular morphological mutation natural selection nucleotide occur offspring organisms pairs parasites pattern phenotype phylogenetic phylogeny plants polymorphism predators prey proteins pseudogenes random recombination relative reproductive isolation sequence sexual similar speciation structure survival sympatric taxon theory tion trait transposable elements variable variance