This is a real-world medical entrance exam question, please give the true answer based on the question and selection. Topic name: Structure & Function of Protein, Subject name: Biochemistry
Collagen in basement membrane - 
Select and explain. 
A. Type I, B. Type II, C. Type III, D. Type IV
D: Type IV
Answer: D: Type IV 
Explanation: Ans. is 'd' i.e., Type IV Collegen type Tissue distributionI-Ubiquitous in hard & soft tissuesII&1X-Cartilage, intervertebral disc, vitreousIII-Hollow organs & soft tissuesIV-Basement membraneV-Blood vesselsVI-Ubiquitous in microfibrilsVII-Dermoepidemal j unctionIX-Cartilage & Vitro us