James_Lecture_6_Nature_vs._Nurture_part_1___student_version

James_Lecture_6_Nature_vs._Nurture_part_1___student_version...

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Unformatted text preview: Nature Vs. Nurture 01.29.08 • Why do we act the way we do? • Is it caused by ______ or the __________ ? Nature • Differences in _______ lead to differences in behavior • biology-->behavior DNA Behavior Organism Organs Cells So let’s start with the basics of human biology …DNA…Cells • DNA creates cells such as NEURONS NEURONS • which as we said last time are the site of a lot of action, when it comes to things like – emotions emotions – motivation motivation – & perception! & perception! Nature the biology of the brain has a lot to do with our emotions and behavior Nature Organism • brain make-up determines our temperament/personality Behavior • And sets us up to behave in a certain way Example: If you have high CORTISOL levels (a stress hormone), you will be more likely to experience __________ __________ … • More examples of the brain’s influence on behavior… Overactive _________ fear/aggression (Limbic System) • Low __________ reactivity – Criminal behavior… Because??? Dangers of these discussions : Eugenics My genes made me do it… Natural Selection Nature selects organisms that… (1) _________ (2) _________ And so selects GENES that enhance chances of surviving and reproducing Strategy for explaining behavior...
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James_Lecture_6_Nature_vs._Nurture_part_1___student_version...

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