In twin studies it was found that if one member of a pair of identical twins abused alcohol, the other abused it in _____ percent of cases. in a similar study of fraternal twins, if one twin abused alcohol, the other abused it in ____ percent of cases.
In twin studies it was found that if one member of a pair of identical twins abused alcohol, the other abused it in 54 percent of cases. in a similar study of fraternal twins, if one twin abused alcohol, the other abused it in 28 percent of cases.