General Science • BiologyMedium
Which cellular junction helps in preventing the leakage of substances across tissue layers by cementing neighboring cells together?
A. Gap junctions
B. Adhering junctions
C. Tight junctions✓ Correct Answer
D. Plasmodesmata
💡 Solution & Explanation
Tight junctions form impermeable seals between adjacent epithelial cells, effectively blocking the leakage of fluids and solutes across tissue layers. Gap junctions facilitate intercellular communication, whereas adhering junctions provide mechanical cementation between cells.
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