Evolutionary BiologyCovers 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 59
Groups of cells often differentiate and acquire distinctive form in response to
INDUCTION by other groups of cells ; for example , the central nervous system of
vertebrates differentiates in response to inducing factors emanating from the ...
Groups of cells often differentiate and acquire distinctive form in response to
INDUCTION by other groups of cells ; for example , the central nervous system of
vertebrates differentiates in response to inducing factors emanating from the ...
Pagina 246
These cichlids are the most spectacular of the " species flocks " that have evolved
in many groups of fishes ( Echelle and Kornfield 1984 ) . In one case , finally , a
new biological species has arisen spontaneously in a laboratory . A strain of ...
These cichlids are the most spectacular of the " species flocks " that have evolved
in many groups of fishes ( Echelle and Kornfield 1984 ) . In one case , finally , a
new biological species has arisen spontaneously in a laboratory . A strain of ...
Pagina 392
enough time for many warm - adapted groups to evolve the adaptations
necessary for surviving freezing temperatures and associated seasonal changes
. Plants must become deciduous or cold - hardy ; insectivorous birds must
migrate or ...
enough time for many warm - adapted groups to evolve the adaptations
necessary for surviving freezing temperatures and associated seasonal changes
. Plants must become deciduous or cold - hardy ; insectivorous birds must
migrate or ...
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Sommario
CONCEPTIONS AND MISCONCEPTIONS | 7 |
ADAPTATION AND ENVIRONMENT | 19 |
COMPLEX INTERACTIONS AMONG SPECIES | 34 |
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adaptive advantage allele allele frequency America appear arise associated average become behavior biological birds caused Chapter characteristics characters chromosome common competition conversion copies correlation depends described determined developmental differentiation direct distribution divergence Drosophila ecological effect elements environment enzyme equilibrium evidence evolution evolutionary evolved example exist expression extinction factors Figure fitness fossil frequency function gene genetic genetic drift genotypes geographic greater groups growth higher host human hybrid important increase individual insects interactions isolation less lineage loci locus lower major males mating mean mechanisms morphological mutation natural selection occur organisms origin pairs pattern phenotype plants Pleistocene polymorphism population possible predators probability reduced region relationships relative represent reproductive response separate sequence similar single speciation species structure taxa term theory tion trait usually variance variation vary