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
Glycosphingolipids made up of 
Select and explain. 
A. Glucose, B. Sphingosine, C. Fatty acids, D. All of these
D: All of these
Answer: D: All of these 
Explanation: Glycosphingolipid is made up of ceramide (sphingosine + fatty acid) and sugar (glucose or galactose).