Articles > Coenzyme Dictionary – quiz Coenzyme Dictionary – quiz Quiz Choose the best answer. 1. A coenzyme that is essential for the metabolism of fatty acid, amino acids, carbohydrates, and other biological molecules Biocytin Coenzyme A Prostaglandin 2. A cofactor of hydroxylases Biocytin Ascorbic acid Pantothenic acid 3. A coenzyme of biotin and assists in several carboxylation reactions of fatty acids and amino acids to facilitate their metabolism Biocytin Ascorbic acid Pantothenic acid 4. A coenzyme for enzymes that move —CO2 groups (g-carboxylases) Vitamin A Vitamin B Vitamin K 5. A mineral that acts as cofactor manganese methionine retinol Send Your Results (Optional) Your Name To Email Time is Up!