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Myers Module 5

Behavior Genetics and Evolutionary Psychology

Environment every nongenetical influence, from prenatal to people and things around us
Behavior genetics the study of the relative power and limits of genetic and environmental influences on behavior.
Chromosomes threadlike structures make of DNA molecules that contain genes
DNA (deoxyribonucleic acid) a complex molecule containing the genetic information that makes up the chromosome
Genes small segments of DNA molecule; the biochemical units of heredity that make up the chromosomes; a segment of DNA capable of synthesizing a protein.
Genome the complete instructions for making an organism, consisting of all genetic material
Identical twins twins who developed from single sperm and egg that splits in two
Fraternal twins twins who develop from separate fertilized eggs.
Temperament a person’s characteristic emotional reactivity and intensity
Interaction in psyc, occurs when the effect of one factor depends on another factor.
Evolutionary Psychology the study of the evolution of behavior and the mind, using principles of natural selection.
Natural Selection the principle that, among the range of inherited trait variations, those that lead to increased reproduction and survival will most likely be passed on to succeeding generations (fox example)
Mutation a random error in gene replication that leads to a change.
Gender in psyc, the biologically and socially influenced characteristics by which people define male and female
Created by: tpetrali