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EXPLAINING DIFFERENCES…EXPLAINING SIMILARITIES NATURE VS NURTURE.

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Presentation on theme: "EXPLAINING DIFFERENCES…EXPLAINING SIMILARITIES NATURE VS NURTURE."— Presentation transcript:

1 EXPLAINING DIFFERENCES…EXPLAINING SIMILARITIES NATURE VS NURTURE

2 “Life is like a game of cards. The hand that is dealt you represents determinism; the way you play it is free will.” Nehru

3 CONSIDER DOLLY…. Would a human clone’s adult personality mimic the person donating the genetic code? -or- Would he/she be unique?

4 NATURE When biology determines behavior Tower of London Explains why people who are related to each other- resemble each other

5 RECESSIVE VS. DOMINANT GENES Recessive genes= two recessive genes must be paired to produce characteristic Dominant genes= need no pairing. produce characteristic every time

6 GENES DO NOT ALWAYS INFLUENCE LIFE DIRECTLY PKU

7 EVOLUTIONARY PSYCHOLOGY Farm Fox Experiment Dmitry Belyaev Estonia 30- male 100- female 45,000 foxes later…

8 CHANGES TO THE FOX.. Pigment Shorter tails (less bushy) Changes to skull Significant increase in tameness

9 HOW ALIKE ARE WE? 98.4% like Chimpanzees

10 THE IMPORTANCE OF TWIN STUDIES… Identical twins reared apart (separated at birth)studied to see the effect of environment. Adopted fraternal twins studied to see the effect of inheritance.

11 WHAT DOES RESEARCH SUGGEST? Identical Twins Separated Values Interests Motor skills Reading, spelling, writing Intelligence Medical issues Personality Adopted Twins Attitude Manners Faith Politics Work ethic

12 TEMPERAMENT= YOUR GENETIC PERSONALITY The easy child The difficult child The slow-to- warm-up child

13 NURTURE Is your brain hard-wired and unchangeable- or does the environment actually produces changes in the brain? It depends….

14 MALE PATTERN BALDNESS=100%

15 LEADERSHIP QUALITIES IN WOMEN=30%

16 ENVIRONMENT IS COMPLEX Culture= similarities/diversity Circumstances Economics Opportunities Skills learned

17 CRITICAL PERIODS Time when we are especially sensitive to learning Begins and ends abruptly Beyond this period, growth will not occur

18 IMPRINTING = RAPID, PERMENANT LEARNING Confined to a “definite” time period Irreversible Long-term consequences Konrad Lorenz

19 PRENATAL INFLUENCES.. Teratogens Congenital problems Fetal Alcohol syndrome

20 GENDER… Your biggest environmental influence?


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