Identical twins of persons with bipolar disorder have a ____ percent chance of developing bipolar disorder.

In the three-layer neural-network model of cognitive processing for the Stroop task, errors are made on the incompatible trials because the connection between the word nodes of the hidden layer and the response nodes is ______________

a. ambiguous c. stronger than the color-response connection b. excited d. inhibiting other words

Gay couples tend to ____ than straight couples

a. divide household chores more evenly, but lose contact with prior sex partners more b. retain relationships with former sex partners more, but divide household chores less evenly c. divide household chores more evenly and retain friendships with former sex partners more d. divide household chores more evenly and retain friendships with former sex partners less