Which of the following statement$(s)$ regarding cell junctions is/are correct?

  • A
    Tight junctions help to stop substances from leaking across a tissue.
  • B
    Adhering junctions perform cementing to keep neighbouring cells together.
  • C
    Gap junctions facilitate the cells to communicate with each other by connecting the cytoplasm of adjoining cells,for rapid transfer of ions,small molecules and sometimes big molecules.
  • D
    All of the above

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