In a recent survey of prostitutes in Miami, Florida, ________ of the prostitutes tested positive for HIV

If chronic child abuse alters a victims gene expression in such a fashion as to trigger depression, this would be said to illustrate

A) a reactive temperament B) an epigenetic effect C) high seretonin levels D) prenatal screening

Which of the following is NOT a major risk factor for severe osteoporosis?

a. being light in weight for height b. being female c. early menopause d. drinking lots of coffee