Question

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what is intercellular communication?
communication that occurs between different organs.
communication that occurs within a single organism.
communication that occurs between different tissues.
communication that occurs between different cells.
communication that occurs within a single cell.

Explanation:

The term "intercellular" has the prefix "inter - " which means "between" and the root "cellular" which relates to cells. So intercellular communication is communication between cells.

Answer:

Communication that occurs between different cells.