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
Douglas J. Futuyma. COMPETITION AMONG SPECIES Competition among species may take either of two general forms . Competition by EXPLOITATION occurs when one individual consumes a resource and makes it unavailable to others ; the competing ...
Douglas J. Futuyma. COMPETITION AMONG SPECIES Competition among species may take either of two general forms . Competition by EXPLOITATION occurs when one individual consumes a resource and makes it unavailable to others ; the competing ...
Pagina 31
... species A. chrysomphali that had flourished after its introduction some years earlier ( DeBach 1966 ) . Numerous studies have shown that competition exists among species of plants and of many animals in nature ; when the density of one ...
... species A. chrysomphali that had flourished after its introduction some years earlier ( DeBach 1966 ) . Numerous studies have shown that competition exists among species of plants and of many animals in nature ; when the density of one ...
Pagina 389
... species will decline , and the number of extinctions will increase , with the number of species in the locality ; extinction rates are assumed to be higher in small areas simply because the likelihood of extinction depends on population ...
... species will decline , and the number of extinctions will increase , with the number of species in the locality ; extinction rates are assumed to be higher in small areas simply because the likelihood of extinction depends on population ...
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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