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
True about LDL receptor: 
Select and explain. 
A. It recognizes apo B100 and apo E, B. Involved in endocytosis process, C. Present in both hepatic and extrahepatic cells, D. All of the above
D: All of the above
Answer: D: All of the above 
Explanation: LDL receptor:

It recognizes apo B-100 and apo-E.
Has clathrin coating.
Involved in endocytosis process.
Present in both hepatic and extra-hepatic cells.