The hormone melatonin reaches peak levels in the body during the ____________

Genetics seems to be a factor regarding predispositions to sexual deviance. A reward deficiency syndrome is sometimes implicated in paraphilias, with its emphasis on

a. impulsive, compulsive, or addictive behaviors. b. low innovation, response, and pleasure urges. c. lack of satisfaction from normal sexual activity. d. lesser acceptance of moral and ethical values.

If Sam thrives on public speaking and making presentations, and George considers these same behaviors problematic, then we can recognize that

a. George has a phobia that will cause him to fail at school. b. their perceptions of stress are different. c. a different pattern of conditioning exists. d. they should work together on projects.