Psych exam 1
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14 Terms
multidimensionality
development occurs across multiple dimensions
multidirectionality
development equals both gains and losses
reliability
hitting the same spot or constant data but not precise
validity
both reliable and precise- reliability and precision
genotype
the actual genetic sequence
phenotype
what is displayed and can be seen by others- how genes are expressed
polygenetic inheritance
Traits formed via genes interacting
polygenic traits are the result of interactions among many genes
pleiotropy
single gene contributes to multiple phenotypes
Passive genotype–environment correlation
association between the genotype a child inherits from his or her parents and the environment in which the child is raised
Evocative (or reactive) genotype–environment correlation
association between an individual’s genetically influenced behavior and others’ reactions to that behavior
Active (or selective) genotype–environment correlation
association between an individual’s genetic propensities and the environmental niches that individual selects
identical twins
share 100% DNA
Fraternal twins
share 50%DNA