Chloe’s mother and grandmother have both struggled with alcohol addiction. Chloe is curious about the research into the DRD2 A1 allele. She wonders if her family
defective version of this gene. If so, how might this relate to her family’s history of alcoholism?
OA. Her family’s genetics might predispose them to low serotonin, causing them to become easily addicted to substances behavior.
OB. Her family’s genetics might predispose them to high levels of serotonin, causing anxiety that is only quieted by alcohol.
OC. Her family’s genetics might predispose them to high levels of dopamine, causing hyperactivity that they try to numb with alcohol.
OD Her family’s genetics might predispose them to low levels of dopamine, causing them to seek out alcohol to create feelings of well. heing
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