Question

unit test
unit test complete
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what percentage of someones genetic background may contribute to alcohol dependency?
25%
50%
75%
100%

Explanation:

Research in the field of medicine and health (a sub - field of Natural Science) has shown that genetic factors play a significant role in alcohol dependency. Studies suggest that approximately 50% of the predisposition to alcohol dependency can be attributed to genetic background. This is based on twin studies and family - based genetic research where the heritability estimates for alcohol use disorder (which includes alcohol dependency) often fall in the range of 40 - 60%.

Answer:

50%