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interacton of heradaity and enviroment

TermDefinition
Psychology the science of behavior and mental processes.
Nature-nurture issue the long-standing controversy over the relative contributions that genes and experience make to the development of psychological traits and behaviors.
Environment every nongenetic influence, from prenatal nutrition to our experiences of the people and things around us.
Heredity the genetic transfer of characteristics from parents to offspring.
Natural selection the principle that the inherited traits enabling an organism to best survive and reproduce in a particular environment will (in competition with other trait variations) most likely be passed on to succeeding generations.
Evolutionary psychology the study of the evolution of behavior and the mind, using principles of natural selection.
Mutation a random error in gene replication that leads to change.
Behavior Genetics the study of the relative power and the limits of genetic and environmental influences on behavior
Genes: the biochemical units of heredity.
Genome the complete instructions for making an organism.
Identical (monozygotic) twins individuals who developed from a single fertilized egg that split into two, creating two genetically identical organisms.
Fraternal (dizygotic) twins: individuals who developed from separate fertilized eggs. They are genetically no closer than ordinary siblings, despite sharing a prenatal environment.
Adoption Studies Adoption also provides behavior geneticists with a natural laboratory.
Interaction: he interplay that occurs when the effect of one factor (such as the environment) depends on another factor (such as heredity).
Epigenetics: the study of the molecular mechanisms by which environments can influence genetic expression (without a DNA change).
Created by: neuelawt
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