The production or break down of __________ is often coupled with the metabolic reactions of biosynthesis and catabolism HomeCarbohydrates MCQsThe production or break down of __________ is often coupled with the metabolic reactions of biosynthesis and catabolism Q. The production or break down of __________ is often coupled with the metabolic reactions of biosynthesis and catabolism A. aspirin B. DNA C. ATP D. CO2 Answer: ATP