Alex is a 5-year-old preschool student whose hamster just died. Which of the following is a common reaction to the hamster's death that Alex may demonstrate?

Which of the following women is least likely to get AIDS?

a. Franca, an intravenous drug user b. Joan, who has unprotected sex with a bisexual man c. Erica, a lesbian woman who is in a steady relationship with another woman d. Maria, who has had unprotected sex with several heterosexual men

Rita is going to college this fall. To avoid sexual harassment, which of the following should she do when she arrives at her new school?

a. Disregard "grapevine" gossip about faculty members. b. Take courses from men only if they are over the age of 40 or 45. c. Make herself familiar with the sexual harassment policies and procedures on campus. d. Avoid making eye contact with male professors in the classroom.

Endorphins ____

a. ?are a type of neurotransmitter that block pain messages b. ?facilitate and increase the activity of dopamine c. ?create the sense of fatigue and pain felt when the body is stressed d. ?are associated with cell death following brain injury

Corporate sponsored research runs the risk of being biased because

a. The experimenters do not randomly select their participants b. The experimenters do not treat people equally c. The experimenters may feel pressure to produce results that will benefit the sponsor d. The experimenters often repeat the same test