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18 Cards in this Set
- Front
- Back
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independent events
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previous events do not affect future trials
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dependent events
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previous events affect future trials
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multiplication probability
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goes down
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addition probability
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goes up
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autosomal dominant
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DD and Dd have disease phentype
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autosomal recessive
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only RR genotyes are affected. typically not seen in every generation affected offspring could be born to unaffected parents
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Carl Von Line
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created basis of modern taxonomy (binomal)
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JB Lamarack
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simplest forms of life arose spontaneously Need drove change
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Thomas Malthus
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population gros geometrically food supply grows more slowly food will run out in 19th century
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charles darwin
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collected species and fossils john gould. sruvival of fittest
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natural selection
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left unchecked number of any species increase in number
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criticisms of darwin
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cariation. blending
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stablizing selection
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favors intermediate phenotype, extremes are disadvantage
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diectional collection
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favors one end of phentotypcal range, usually during envirnmental change,
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diversifying selection
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favors both extremes (light& dark) usually during environmentl cahnge
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balancing selection
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maintains balance between advantageous and disadvantageous alleles
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frequency dependence selection positive
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the fitness of a phenotype incrase as it becoms more common
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negative
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the fitness of a phentoype decreases as it becomes more common
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