Lecture 1 - Nature and Nurture Genes Evolution and...

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1 Nature and Nurture Genes, Evolution, and Environment
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2 Behavior Genetics: Predicting Individual  Differences Behavior Geneticists  study our differences and  weigh the relative effects of heredity and  environment.
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3 Genes: Our Codes for Life In the nucleus of a cell  chromosomes  containing  DNA  ( deoxyribonucleic acid ) are situated.
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4 Genes: Our Codes for Life Segments within DNA constitute  genes  making  proteins to determine our development. 
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5 Genome Genome  is the set of complete instructions for  making an organism Containing all the genes in that  organism. Thus human genome makes us human and  the genome for  drosophila  makes it a common house  fly.
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6 Twin Biology To study the effects of heredity and environment two  sets of twins, identical and fraternal, have come in  handy.
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7 Twin and Procedures Behavior geneticists study the effects of shared and  unique environments on total or partial genetic  makeup.
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8 Separated Twins A number of studies have looked at identical twins  raised separately from birth or close there after and  have found a number of similarities. Separated Twins Personality, Intelligence Abilities, Attitudes Interests, Fears Brain Waves, Heart Rate
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9 Adoption Studies Adoption studies suggest that adoptees tend to be  different from their adoptive parents and siblings  along those same dimensions.
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10 So what is the effect of parenting? Parenting does have an effect on biologically related  and unrelated children. Parenting Influences  children’s Attitudes, Values Manners, Beliefs Faith, Politics
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11 Heritability Heritability refers to the extent to which the  differences among people  are attributable to genes. As environments become more similar, heredity as
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This note was uploaded on 09/15/2008 for the course PSYCH 111 taught by Professor Schreier during the Spring '08 term at University of Michigan.

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Lecture 1 - Nature and Nurture Genes Evolution and...

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