Which food provides more zinc than any other.
a. oysters
b. liver
c. salmon
d. broccoli

Which of these is most likely to prevent pregnancy? a. tracking of female body temperature to identify ovulation times b. proper condom use c. male withdrawal before ejaculation d. proper spermicide use

Which of the following identifies a main culprit for america’s increasing weight gain

The charge for office visit or procedure usually includes