In contrast to "spot type" cell junctions,_____ junctions resemble tightly drawn belts,completely encircling the cell and leaving gaps above below them at the points of attachment with adjacent cells.

Question

Quizplus · Accepted Answer

The description provided in the sentence matches the characteristics of tight junctions, which form a continuous barrier around the cell, leaving no gaps except for the selectively permeable channels that allow the transport of small molecules. Cadherin junctions are a type of spot junction that anchor cells together at specific points, while gap junctions and nexus junctions allow direct communication/form channels between adjacent cells. Connexin is a protein involved in forming channels in gap junctions.

In Contrast to "Spot Type" Cell Junctions,_____ Junctions Resemble Tightly