original_query: What is the role of pantothenic acid in the biosynthesis of coenzyme A (CoA)?
query: What is the role of pantothenic acid in the biosynthesis of coenzyme A (CoA)?
answer: Pantothenic acid is a precursor to the biosynthesis of coenzyme A (CoA), which is needed for cellular respiration and the synthesis of structural and functional brain cell components such as cholesterol, amino acids, fatty acids, and phospholipids.