Tight junctions are seen in all except: (A) Cardiac muscle, (B) Renal tubules, (C) Intestine, (D) Choroid plexus
Answer is A. Tight junctions are seen along the apical margins of cells in epithelium such as the intestinal mucosa, the walls of the renal tubules, and the choroidal plexus.(Ref: Textbook of physiology AK Jain 4th edition page no.9)