This is a real-world medical entrance exam question, please give the true answer based on the question and selection. Topic name: General anatomy, Subject name: Anatomy
The most abundant glycoproteins present in basement membrane is 
Select and explain. 
A. Laminin, B. Fibronectin, C. Collagen type 4, D. Heparan sulphate
A: Laminin
Answer: A: Laminin 
Explanation: Lamininis the most abundant glycoproteins in the basement membrane .the type 4 collagen .laminin and nidrogen are present in basement mem Ref.robbins Harrison.17/e p2462