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
Lipids are- 
Select and explain. 
A. Esters of fatty acids with alcohol esters, B. Esters of fatty acid other than alcohol, C. Both, D. None
A: Esters of fatty acids with alcohol esters
Answer: A: Esters of fatty acids with alcohol esters 
Explanation: Lipids are esters of fatty acids with alcohol esters.