When scientists compared the DNA of individuals with addictions to the DNA of non-addicted individuals, what did they find was more common in people addicted to alcohol or cocaine? Select the best answer. A gene linked to impulsivity A lack of genes that develop the prefrontal cortex A gene that dampens brain plasticity A specific dopamine receptor gene A lack of dopamine receptor genes
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What evidence suggests two types of depression are influenced by different genes?
Which statement regarding behavioral genetics is accurate? Select one: a. The genotypes and phenotypes of behavioral problems or deviations follow Mendelian autosomal recessive inheritance patterns b. A genetic predisposition toward a specific behavior can be modified by altering environmental influences. The genetic susceptibility or predisposition toward a behavioral disorder requires the trigger of an infectious disease for expression. d. Genes and gene products have been discovered that directly control behavior.
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