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 81
Pagina 69
... sometimes advantageous . integrated into the bacterial chromosome . In this respect they resemble viruses , including those viruses of bacteria known as phages . DNA viruses become in- tegrated into the host genome , and may either be ...
... sometimes advantageous . integrated into the bacterial chromosome . In this respect they resemble viruses , including those viruses of bacteria known as phages . DNA viruses become in- tegrated into the host genome , and may either be ...
Pagina 219
... sometimes difficult to tell whether the variation among individuals from a locality represents one variable species or more than a single species . If speci- mens differ discretely in only one character , the variation may be only a ...
... sometimes difficult to tell whether the variation among individuals from a locality represents one variable species or more than a single species . If speci- mens differ discretely in only one character , the variation may be only a ...
Pagina 306
... sometimes be a vexing problem : How do we know that the characters of two species are homologous , that is , that they have been derived ( with modification ) from a characteristic in a common ancestor ? Sometimes this is easy ; it is ...
... sometimes be a vexing problem : How do we know that the characters of two species are homologous , that is , that they have been derived ( with modification ) from a characteristic in a common ancestor ? Sometimes this is easy ; it is ...
Sommario
CONCEPTIONS AND MISCONCEPTIONS | 7 |
EVOLUTION SINCE THE SYNTHESIS | 13 |
ADAPTATION AND ENVIRONMENT | 19 |
Copyright | |
8 sezioni non visualizzate
Altre edizioni - Visualizza tutto
Parole e frasi comuni
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