Research on the genetics of drug dependence indicates that?

Research on the genetics of drug dependence indicates that
A ) alcoholism and smoking are independent diseases.
B ) alcoholism and smoking share common genetic factors.
C ) smokers are high in status and achievement, but low in sensation seeking.
D ) alcoholics are high in status and achievement, but low in sensation seeking.
E ) environment plays a minimal role in drug abuse.

 
"Looking for a Similar Assignment? Get Expert Help at an Amazing Discount!"