Fruits and vegetables contain _____ that may enhance immune functions and protect the body against cancer development.
a. fiber b. phytochemicals
c. fructose d. vitamin D
Question 2
There is evidence that an adequate intake of _____ protects against the development of cancers of the lung, mouth, pharynx, larynx, and esophagus.
a. meat b. fruits and vegetables
c. unsaturated fat d. protein