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: Physiology
Which of the following junction do not provide rigidity and support: 
Select and explain. 
A. Tight junction., B. Gap junction., C. Desmosomes, D. Adherens junction.
B: Gap junction.
Answer: B: Gap junction. 
Explanation: Gap junction is communicating junction.