People who eat lots of fruits and vegetables have lower rates of colon cancer than those who don't. fruits and vegetables are rich in "antioxidants" such as vitamins a, c and e. will taking antioxidan

People who eat lots of fruits and vegetables have lower rates of colon cancer than those who don't. fruits and vegetables are rich in "antioxidants" such as vitamins a, c and

e. will taking antioxidants help prevent colon cancer? a clinical trial studied this question with 864 people who were at risk of colon cancer. the subjects were randomly assigned into three treatment groups: daily beta-carotene, daily vitamins c and e, all three vitamins every day and one control group: daily placebo. after four years, the researchers were surprised to find no difference in colon cancer among the groups. identify the population.