This is a real-world medical entrance exam question, please give the true answer based on the question and selection. Topic name: Cell Membrane and transpo protiens, Subject name: Physiology
The cell adhesion molecules (CAMs) involved in neuronal synaptic developments during embryogenesis are 
Select and explain. 
A. Integrins, B. Cadherins, C. IgG superfamily, D. Selectins
B: Cadherins
Answer: B: Cadherins 
Explanation: Cadherins (the Ca++-dependent CAMs) and Catenins (the cytosolic paners of cadherins) are known to be involved in synaptogenesis and synaptic plasticity. It mediate cell-to-cell adhesion by homophilic reactions