TENTATIVE FAIR 2

TENTATIVE FAIR 2 - TENTATIVE FAIR-GAME SHEET FINAL EXAM...

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TENTATIVE FAIR-GAME SHEET - FINAL EXAM Natural Selection and Motivation Natural selection Those with better genes will reproduce more because they are fitter. Evolution thru natural selection natural selection, survival of the fittest Requirements for natural selection: Variability: among organisms; traits can be structures or behavior Selection pressures: combined effect of all selection pressures at various levels determines the overall fitness of an individual, hence the outcome of natural selection Inheritance mechanism: genes, which are segments of chromosomes, control heredity Vestigial structures and importance to Darwin Anatomical, behavioral, biochemical structures that have lost their original function but remain there because of evolution; appendix, tailbone, muscles in ear Neoteny Juvenile features in adults; humans have flat faces throughout life, monkeys have flat face as infant, get longer faces as they get older Personal vs. inclusive fitness Personal fitness: direct reproductive prowess Inclusive fitness: assistance of kin’s reproduction; leads to cooperative behavior; genetic self-interest Kin selection Organisms that tend to exhibit strategies that favor reproductive success of their relatives
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TENTATIVE FAIR 2 - TENTATIVE FAIR-GAME SHEET FINAL EXAM...

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