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 74
Pagina 264
... group selection . In contrast , group selection can be strong when it results from differential productivity of groups . For example , D.S. Wilson ( 1980 ) , among others , has advanced a model in which small groups of individuals ( TRAIT ...
... group selection . In contrast , group selection can be strong when it results from differential productivity of groups . For example , D.S. Wilson ( 1980 ) , among others , has advanced a model in which small groups of individuals ( TRAIT ...
Pagina 299
... groups , especially those that do not fossilize readily , the paleontological record is too fragmentary to be useful . Even in groups with a good fossil record , there are seldom evenly graded series of fossils between old and young ...
... groups , especially those that do not fossilize readily , the paleontological record is too fragmentary to be useful . Even in groups with a good fossil record , there are seldom evenly graded series of fossils between old and young ...
Pagina 392
... groups of macro - inverte- brates have acquired , and those only recently ( Stanley 1979 ) . It is conceivable , then , that given enough time , most tropical groups might spawn lineages that could invade the higher latitudes and give ...
... groups of macro - inverte- brates have acquired , and those only recently ( Stanley 1979 ) . It is conceivable , then , that given enough time , most tropical groups might spawn lineages that could invade the higher latitudes and give ...
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