Which of the following drugs, when used at low levels, may raise the sex drive?

The delayed nonmatching-to-sample test is a good measure of __________ long-term object-recognition memory in both rats and monkeys

Fill in the blank with the appropriate word.

Which of the following individuals has the lowest risk of dying from SIDS?

a. Chin, who sleeps on his back b. Martin, who was born prematurely c. Malley, whose parents both smoke cigarettes d. Jean, who sleeps face down, on her stomach