Lec. 12 (2-16-2010) - Cognitive Development 1 Nature...

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1 Cognitive Development 1 Psych 9B -- PSB 11B 1 Cognitive Development 1 Nature – Nurture Debate Innateness vs. Flexibility
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2 Psych 9B -- PSB 11B 2 Cognitive Development 1 ± Which of the following factors plays an important role in the development of an embryo? A. Mother’s diet B. Heredity C. Hormonal environment D. All of the above
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3 Psych 9B -- PSB 11B 3 Cognitive Development 1 What do we Mean by Nature vs. Nurture ± The characteristics, traits, and behaviors of living organisms reflect ² Nature = Heredity or Genetics ± Vary between individuals ± Vary between groups within a species ± Vary between species but common within the species ² Nurture = Present and past environment of the individual ± Physical environment versus social environment ± Variation in immediacy to the individual ± Controversy sometimes surrounds Nature-Nurture distinction when it is applied to psychological traits and behaviors
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4 Psych 9B -- PSB 11B 4 Cognitive Development 1 ± Which statement best reflects your opinion? A. People are inherently selfish and aggressive; this is why a market economy and a strong police are important. B. People are inherently good and could become peaceable and cooperative, allowing the state to wither and a spontaneous socialism to blossom.
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5 Psych 9B -- PSB 11B 5 Cognitive Development 1 ± Adolescents engage in violence mostly because of __________ . A. the way that they were treated as young children B. their genetic make-up
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6 Psych 9B -- PSB 11B 6 Cognitive Development 1 ± Which statement best reflects your opinion? A. There is a universal aesthetic that allows great art to transcend time and place. B. People's tastes are determined by their era and culture.
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7 Psych 9B -- PSB 11B 7 Cognitive Development 1 Why Ask the Nature – Nurture Question? ± Disentangling their influences has led to many new insights about psychology and psychological development ² Personality characteristics ² A better understanding of “nurture” ² Genetics and the environment interact in complex ways
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8 Psych 9B -- PSB 11B 8 Cognitive Development 1 Heritability ± Definition: heritability is the extent to which genotypic individual differences contribute phenotypic individual differences ² Genotypic: related to the genetic makeup of an organism ² Phenotypic: related to the observable structure and behavior of an organism ± Heritability is a percentage (or proportion) ² 0% = genes do not contribute to individual differences ² 100% = genes are the only reason for individual differences ± Heritability of human behaviors range from 30% to 60%
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Lec. 12 (2-16-2010) - Cognitive Development 1 Nature...

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