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Communication between body cells
Communication between body cells is essential for maintaining
homeostasis and for coordinating the functions of different
cells and tissues. There are several ways in which cells can
communicate with one another, including through direct
contact, through the release of signaling molecules, and
through electrical and chemical signaling pathways.
Direct contact between cells is a type of communication that
occurs when cells physically touch each other. This can occur
through the formation of special junctions called gap junctions
and tight junctions. Gap junctions are small channels that allow
ions and small molecules to pass directly from one cell to
another, while tight junctions create a seal between cells to
prevent the passage of larger molecules.
