What is the primary excretory route for the water-soluble vitamins?
a. Bile
b. Kidney
c. Intestine
d. Perspiration
e. Feces
Question 2
Milk and milk products provide much of the ____ in people's diets.
a. Thiamin
b. Vitamin A
c. Riboflavin
d. Vitamin B12
e. Vitamin C