Chapter 11 - Chapter 11 Human Development Revisiting the...

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Chapter 11 Human Development Revisiting the Nature-Nurture Issue . What are the effects of hereditary (nature) and environmental (nurture) on a person’s behavior? What is a “tabula vasa”? -blank state What do “behaviorists” think about human development? -environmental influence -reinforcements, punishments, rewards 3 laws of behavioral genetics . All human behavioral traits are heritable. . The effect of being raised in the same family is smaller than the effects of the genes . Much of the variation in complex behavioral traits is not accounted for by the effects of genes or families
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. Genes cannot exist without an environment in which to be expressed . Environments help to determine gene expression . Mind and behavior is always the interaction of genes and environment Neuron growth . Brains start with extra neurons -Neurons that are used survive and form new synapses. -Neurons that are not used die . Number of synapses increases greatly during the first few months of life . Teratogens -Substances that are harmful to the developing brain
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This note was uploaded on 04/17/2008 for the course PSYC 2010 taught by Professor Smith during the Spring '08 term at Auburn University.

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Chapter 11 - Chapter 11 Human Development Revisiting the...

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