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personality trait
a pattern of thought, emotion, or behavior that is relatively consistent over time and across situations
genetic confounding
the possibility that an association between parenting style and child outcomes might be due, instead of or in part, to the shared genes of parents and children
allele
a particular variant, or form, of a gene; most genes have two or more alleles
epigenetics
nongenetic influences on a gene’s expression, such as stress, nutrition, and so forth