Choose the correct answer from the list. No answer is used twice. Not all of the answers will be used. The electron carrier, NADH, is derived from the ____________ vitamin. In aerobic organisms, the ultimate acceptor of electrons is ____________. In aerobic metabolism, the carbon atoms in fuels ultimately become ________. The small organic compounds, ____________, are required in the diet of higher organisms and are components of coenzymes. ____________: This compound serves as an acyl carrier in metabolism. A. oxygen B. coenzyme A C. minerals D. niacin E. NADPH F. CO2 G. riboflavin H. ATP I. vitamins