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