_____ impairs absorption of thiamin from the digestive tract and hastens its excretion in the urine.
1.Milk
2.Alcohol
3.Salt
4.Spinach
5.Whole wheat
Question 2
The bones provide reserves of:
a. vitamins only.
b. calcium only.
c. glycogen only.
d. both vitamins and minerals.
e. both glycogen and fat.