What are cell junctions?
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A cell junction is a type of structure that exists within the tissue of some multicellular organisms, such as animals.
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Cell junctions refers to the structural and fundamental links between the individual cells especially in epithelial tissue.
1. Interdigitation:- These are the finger like projections in the plasma Membrane that occurs in the cytoplasm of adjacent cells.
2. Gap junctions:- These helps to facilitate the communication process between the adjoining cells for easier transportation of ions, chemicals, nutrients etc.
3. Adhering junctions:- These perform the cementing work that holds and keeps all the cells together.
4. Tight junctions:- These help in stoppage of substances from leaking to other cells.
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