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29 Cards in this Set

  • Front
  • Back
The male peacocks showy feathers are an example of:
sexual selection
Bacterial resistence to antibiotics is an example of:
directional selection
The many breeds of dogs are an example of:
artificial selection
What does Darwinian fitness measure:
reproductive success
non-random mating between realted individuals:
inbreeding
Homologous structures have:
same structure, different function
Kingdom, Phylum , class, order, family, genus, species
Taxonomic classification system for all living things
theory that continents moving:
continental drift/ plate tectonics theory
the geographic distribution of species:
Biogeography
Evidence of past life forms:
Fossils
p2+2pq+q2=1
Hardy-weinberg formula for genotype frequencies
Members of a population suffer a drastic reduction in numbers:
bottlenecks
the intermediate sized animals have the least fitness; the tallest and shortest animals in a population are the most fit:
Disruptive selection
phenotypes of a population all shift toward one extreme:
Directional Selection
all the genes in a population:
Gene Pool
In a cladsogram, all organisms descended from a common ancestral species:
Monophyletic group
many morphologic changes occur rapidly, followed by a period of stasis:
puntuated equilibrium model of speciation
Individual of different species live in different place and never meet:
Ecological or habitat (reproductive isolation)
Individuals cant mate or pollinate because of physical incompatibilites:
Mechanicl (reproductive) isolation
speciation that occurs after geographic seperation:
allopatric
organisms with fit charecterisitics survive to pass those charecterisitics on to offspring, resulting in more "fit" offspring in the population:
differential reproduction
dissimilar body parts evolve in similar ways due to similar ecological constraints:
analogous structures
have the same basic structure but for a diferent funtion:
homologous
can interbreed and produce viable offspring:
species
Wrote principles of geology:
Lyell
Arrived at the same theory as Darwin:
Alfred Russell Wallace
Visited the_______ islands:
Galapagos
Sailed on the H.M.S.
Beagle
Correlated island habitats to morphology of these birds:
Finches