Presentation on theme: "Chapter Three Nature vs. Nurture. Genetics A,T,C,G -> Genes -> DNA-> Chromosomes Chimpanzee vs. a pumpkin Natural Selection Mutations Evolutionary Psychology."— Presentation transcript:
Chapter Three Nature vs. Nurture
Genetics A,T,C,G -> Genes -> DNA-> Chromosomes Chimpanzee vs. a pumpkin Natural Selection Mutations Evolutionary Psychology How much of human behavior is evolutionarily determined? Sexual Assertiveness Studies Hindsight Bias
Individual Differences Behavior Genetics How much do genes really matter? Top-down approach Twin Studies Bouchard’s Minnesota Twin Study Adoption Studies Are adopted children more like their biological or adoptive parents? Temperament Studies Does a newborn’s temperament have any predictive ability as to their future personality?
Heritability What does it mean when a trait has 75% heritability? The Bell Curve Gene Environment Interaction Molecular Genetics bottom-up “Which genes effect behavior and how much?”
Environmental Factors How important are parents? Prenatal Care Placenta Matters “Richness of Surroundings” Enriched rats “Use it or lose it” Peer Influence Peers often matter as much as adults Culture Norms, mores, memes
Womanly manly, or Manly Womanly? Gender vs. Sex Gender roles Gender Identity Gender Typing Social Learning Theory Gender Schema Theory