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 60
... occur within the confines of a gene and so alter the base pair sequence ( see below ) . Thus some recombinational events are , in effect , mutations . CHANGES IN THE KARYOTYPE The subject of mutational changes in chromosomes is very ...
... occur within the confines of a gene and so alter the base pair sequence ( see below ) . Thus some recombinational events are , in effect , mutations . CHANGES IN THE KARYOTYPE The subject of mutational changes in chromosomes is very ...
Pagina 62
... occur in the same chromosome and the segment between them is rotated 180 degrees . This could occur if breaks occur at the point of overlap in a chromosome loop . PERICENTRIC INVERSIONS include the centromere ; PARACENTRIC INVERSIONS do ...
... occur in the same chromosome and the segment between them is rotated 180 degrees . This could occur if breaks occur at the point of overlap in a chromosome loop . PERICENTRIC INVERSIONS include the centromere ; PARACENTRIC INVERSIONS do ...
Pagina 115
... occurs between sympatric populations of what are generally con- sidered different species . Such " hybrid swarms " often occur in disturbed habitats where the ecological component of reproductive isolation has broken down . For example ...
... occurs between sympatric populations of what are generally con- sidered different species . Such " hybrid swarms " often occur in disturbed habitats where the ecological component of reproductive isolation has broken down . For example ...
Sommario
CONCEPTIONS AND MISCONCEPTIONS | 7 |
EVOLUTION SINCE THE SYNTHESIS | 13 |
ADAPTATION AND ENVIRONMENT | 19 |
Copyright | |
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adaptive adaptive radiation allele frequency amino acid ancestor average behavior biological birds bristle cells Chapter characters chromosome coefficient coevolution common competition copies correlated deleterious developmental differentiation distribution divergence Drosophila melanogaster ecological effect environment environmental enzyme equilibrium evidence evolution evolutionary change evolved example factors favor females Figure fitness fossil record function Futuyma gametes gene conversion gene family gene flow gene frequencies genetic drift genetic variation genome genotypes geographic groups heritability heterozygotes heterozygous higher taxa homologous homozygotes homozygous host human hybrid inbreeding increase individual insects interactions Lewontin linkage disequilibrium loci locus males mammals mating mean mechanisms molecular morphological mutation natural selection neoteny nucleotide occur offspring organisms pairs parasites pattern phenotypic phylogenetic phylogeny plants polymorphism population predators prey proteins pseudogenes random recombination related species relative reproductive isolation segments sexual similar speciation structure survival sympatric theory tion traits transposable elements variable variance vertebrates