This is a real-world medical entrance exam question, please give the true answer based on the question and selection. Topic name: None, Subject name: Biochemistry
Panthothenic acid is coenzyme of which of the following reaction (s): 
Select and explain. 
A. Dehydrogenation, B. Oxidation, C. Decarboxylation, D. Acetylation
D: Acetylation
Answer: D: Acetylation 
Explanation: D i.e. Acetylation Pantothenic acid is necessary for synthesis of coenzyme A (CoA)Q, which functions as a coenzyme for acetylation reactionsQ