Professor Hume has spent the last ten years studying the effects of people's levels of self-esteem on their tendency to discriminate against others. She is most likely to be a

In an old movie, there were two friends who were always at odds with each other because one was compulsively neat and orderly, while his friend was extremely messy and disorganized. According to Freud, both men were fixated in the ________ stage.

a. oral b. anal c. genital d. phallic

The total number of genes carried by a species is called

A) genome. B) DNA. C) total genes. D) gene pool.