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 13
Pagina 106
... segments , and a " capitulum factor " that expressed variation in the mouthparts and some of the leg segments . The body size factor varied clinally with latitude ; ticks are larger in the north . The capitulum factor 4.4 ° C 2.0 ° C ...
... segments , and a " capitulum factor " that expressed variation in the mouthparts and some of the leg segments . The body size factor varied clinally with latitude ; ticks are larger in the north . The capitulum factor 4.4 ° C 2.0 ° C ...
Pagina 208
... segments of the abdomen on each of 40 flies ( 20 of each sex ) in each generation , and bred from the top two of each sex . Yoo scored the bristles on a single segment and bred from 50 pairs out of 250 pairs scored in each generation ...
... segments of the abdomen on each of 40 flies ( 20 of each sex ) in each generation , and bred from the top two of each sex . Yoo scored the bristles on a single segment and bred from 50 pairs out of 250 pairs scored in each generation ...
Pagina 433
... segment ( Pc ) . Following the head are three thoracic ( T , through T3 ) and eight abdominal ( A , through Ag ) segments , and a caudal segment ( C ) . Most of these segments can be distinguished quite early in larval development by ...
... segment ( Pc ) . Following the head are three thoracic ( T , through T3 ) and eight abdominal ( A , through Ag ) segments , and a caudal segment ( C ) . Most of these segments can be distinguished quite early in larval development by ...
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