All of the following are true regarding phytochemicals EXCEPT:
1.they are excreted within a day or two, making consistent intake important.
2.cooking vegetables or consuming with small amounts of fats increases absorption.
3.some foods contain hundreds of phytochemicals.
4.they serve as precursors to free radical formation.
Question 2
Chemical substances in animal foods, some of which perform important functions in the body, are called:
1.zoochemicals.
2.antioxidants.
3.phytochemicals.
4.free radicals.