Ch03 Genetic and Biological Foundations

Ch03 Genetic and Biological Foundations - Psychological...

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Psychological Science Michael Gazzaniga and Todd Heatherton Chapter 3: Genetic and Biological Foundations
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Overview of Chapter Questions: - What Is the Genetic Basis of Psychological Science? - How Does the Nervous System Operate? - How Do Neurotransmitters Influence Emotion, Thought, and Behavior? - How Are Neural Messages Integrated into Communication Systems? - How Are Neural Messages Integrated into Communication Systems?
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Overview: What Is the Genetic Basis of Psychological Science? Heredity Involves Passing along Genes through Reproduction Genotypic Variation Is Created by Sexual Reproduction Genes Affect Behavior Social and Environmental Contexts Influence Genetic Expression Gene Expression Can Be Modified
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Some Orienting Concepts on Genetics in Psychology: Defining “Genetics”: The role of Chromosomes: What Genes are: Status of “The Human Genome Project”:
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Heredity Involves Passing along Genes through Reproduction Gregor Mendel identifies dominant and recessive patterns of inheritance:
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Heredity Involves Passing along Genes through Reproduction (continued) Genotype: Phenotype: Polygenic Effects:
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Genotypic Variation Is Created by Sexual Reproduction What determines the genetic uniqueness of individuals? Gametes: Zygote: Mutations are experiments in selective advantage Industrial Melanism: Sickle-Cell Disease:
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Genes Affect Behavior Behavioral Genetics Methods: Twin Studies Compare MZ and DZ Twins: Adoption Studies: Understanding Heritability: Why is heritability lower when the population is more diverse?
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Social and Environmental Contexts Influence Genetic Expression African Americans and Hypertension: a controversial theory. Gene expression as concerns child maltreatment and criminality is reflected in next slide.
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Child Maltreatment, Criminality, and Gene Expression
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Gene Expression Can Be Modified Pick your Mouse (Anxious, Hyperactive, etc.) The Case of Transgenic Mice The Promise of RNA Interference
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Overview: How Does the Nervous System Operate? Neurons Are Specialized for Communication
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This note was uploaded on 03/19/2008 for the course PSY 301 taught by Professor Pennebaker during the Spring '07 term at University of Texas at Austin.

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Ch03 Genetic and Biological Foundations - Psychological...

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