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Related Flashcards
Related Topics
Cards In This Set
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Origins of behavior (3)
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Natural SelectionLearningCultural Transmission
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Polygyny
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A matying system in which a male fertilizes the eggs of several partners in a breeding season
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Fathers of Ethology
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TinbergenVon FrischLorenz
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Proximate Causation
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Physiological mehanismsHormonesSensory organs & perceptionNervous systemGenes and development
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Ultimate Causation
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Survival valueFunctional significance (why it's adaptive)Adaptive valueEvolutionary HistoryPhylogeny
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Ontogeny
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Sequential unfolding of an individual's genetic potential while in the womb/egg
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Experience
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The individual expresses it's genetic potential within a variable environment throughout the lifetime
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Epigenesis
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Interaction of the environment and genetics that results in a particular phenotype
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Natural Selection (3)
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VariationHeredityDifferential reproductive success (fitness varies)
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Hardy-Weinberg Assumptions (4)
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No mutationno migrationrandom matinglarge population
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Polygenic trait
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Trait that is under the control of multiple genes
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Pleiotropy
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Situation under which a gene may influence multiple phenotypes
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Group selection
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The idea that alleles can become fixed or spread in a population because of the benefits they bestow on groups, regardless of the alleles' effect on the fitness of individuals within that group
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Haplodiploidy
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Males are haploidfemales are diploid(can be related by 3/4 of genes)
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Imprinting types (3):
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Filialauditorysexual
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