All of the following are true regarding biotin EXCEPT:
1.deficiency may results from over consumption of raw eggs.
2.excesses are rapidly excreted.
3.it has no known functions.
4.good sources are meats, eggs, and cereal grains.
Question 2
The best way to obtain adequate amounts of vitamins is:
1.by taking supplements.
2.by drinking protein shakes.
3.by eating at least 5 to 9 servings of fruits and vegetables per day.
4.by eating a low-carbohydrate diet.