Which of the following statement about cell junctions is incorrect? (i) All the cells of the epithelium are held together with little intercellular materials. (ii) In almost all animal tissues, specialised junction provide both structural and functional link between its individual cells. (iii) Tight junctions help to stop substances from leaking across a tissue. (iv) Adhering junctions provide cementing to keep neighbouring cells together. (v) Gap junctions provide cytoplasmic channels between cells for passage of ions, small molecules and sometimes big molecules.

• A. (ii) and (iii)
• B. (i) and (ii)
• C. Only (v)
• D. None of the above