What Is the Functional Significance of Gap Junctions

question 53

Multiple Choice

What is the functional significance of gap junctions?

• A)They form a barrier that isolates the basolateral surfaces from deeper tissues.
• B)They attach the deepest epithelial cells to the basement membrane.
• C)They provide firm attachments between neighboring cells.
• D)They strengthen the apical region and prevent leakage.
• E)They permit chemical communication (diffusion of ions and small molecules)that coordinates the activities of adjacent cells.

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