Twin and adoptee studies provide strong evidence for a factor involved in anxiety disorders

Stacie is interested in researching the effects of catharsis on health. What will she likely find in the literature?

A) Yelling, punching pillows, and throwing balls significantly reduce long-term stress. B) Catharsis can be harmful when it reinforces a sense of helplessness. C) Catharsis can be harmful when it involves problem solving and/or constructive means to make the stressful situation "right." D) Catharsis has been found to be universally negative, as it has physical effects that promote aggression, hostility, and anger.

Which of the following serious diseases is due to dominant alleles?

A) Cooley's anemia B) sickle cell anemia C) Huntington disease D) hemophilia