試題詳解

9. You have a friend who lost 7 kg of fat on a regimen of strict diet and exercise. How did the fat leave his body?
(A) It was released as CO2 and H2O.
(B) It was converted to heat and then released.
(C) It was converted to ATP, which weighs much less than fat.
(D) It was converted to urine and eliminated from the body.