Lecture8 - Lecture 8 Family, Society, and Evolution Chapter...

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Lecture 8 Family, Society, and Evolution Chapter 9
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Outline Re-visit/clarify: parthenogenesis, genetics of hermaphroditism Chapter 9—Family and Society and Evolution Consequences of interactions within social and family groups Territoriality and Dominance Cost/Benefits of group living Kin selection/cooperation Game Theory
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Meiosis
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Hermaphroditism Humans: Genetic or Developmental Plants: Corn is an hermaphroditic plant Male and female tissues identical genetic composition Sexual development controlled by interactions of many genes and gene products Mosaics—some cells XX, some XY—usually chimeras from Genetic Manipulations or artificial fertilization methods
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Side-blotched lizards Three morphs Territorial (Orange) Vigilant (Blue) Yellow (Female mimic) Frequency-dependent selection (Rock/Paper/Scissors) Female Choice effects?
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Dominance and Territoriality Territory—any area defended by one or more
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Lecture8 - Lecture 8 Family, Society, and Evolution Chapter...

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