According to the Dietary Reference Intakes, people should obtain ____ of their daily energy from carbohydrates.
a. 10-35
b. 45-65
c. 20-35
d. 65-70
e. >70
Question 2
Fat can be broken down for energy only by _____ metabolism.
1.aerobic
2.anaerobic
3.muscle
4.carbohydrate
5.none of these choices