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
Which of the following is not required for conversion of acetyl CoA to palmitate? 
Select and explain. 
A. ATP, B. Niacin, C. NADPH, D. Biotin
B: Niacin
Answer: B: Niacin 
Explanation: The pathway conves acetyl-CoA to palmitate and requires NADPH, ATP, Mn2+, biotin, pantothenic acid, and as cofactors. Ref: Harper 28th edition, chapter 23.