Ponce et al 2008 (Biological)

Question 1

Aim

Answer 1

Investigate the correlation between the DRD2 gene and alcohol dependence

Question 2

Sample

Answer 2

103 alcohol-dependent males

Question 3

Research Method

Answer 3

Correlational

Question 4

Results

Answer 4

39% of the participants carried the DRD2 A1 allele

Question 5

Findings

Answer 5

Those with the particular allele had a higher prevalence of alcoholism in the family and an early onset of alcohol abuse.