This is a real-world medical entrance exam question, please give the true answer based on the question and selection. Topic name: Transport Across Cell Membrane, Subject name: Physiology
Movement of substances prevented across intercellular space by- 
Select and explain. 
A. Zona adherens, B. Tight junction, C. Gap junction, D. Desmosomes
B: Tight junction
Answer: B: Tight junction 
Explanation: Ans. is 'b' i.e., Tight junction