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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Risultati 1-3 di 89
Pagina 60
... term gene should also embrace nontranslated regulatory regions and nontranscribed sequences . " Mutation " is similarly a vague term . It is often defined as a change in the base pair sequence of a gene , but sometimes the term is ...
... term gene should also embrace nontranslated regulatory regions and nontranscribed sequences . " Mutation " is similarly a vague term . It is often defined as a change in the base pair sequence of a gene , but sometimes the term is ...
Pagina 371
... term trend toward a greater prevalence of nonplanktotrophic species in several groups . SUMMARY After each of the several mass extinctions in the history of life , diversity has rapidly increased , and has reached successively higher ...
... term trend toward a greater prevalence of nonplanktotrophic species in several groups . SUMMARY After each of the several mass extinctions in the history of life , diversity has rapidly increased , and has reached successively higher ...
Pagina 402
... term trends in morphology are the consequence not of anagenetic change within single lineages , but of selection among species . Character states associated with low rates of extinction or high rates of speciation will become prevalent ...
... term trends in morphology are the consequence not of anagenetic change within single lineages , but of selection among species . Character states associated with low rates of extinction or high rates of speciation will become prevalent ...
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