INTRODUCTION TO MICROSCOPY CELL BIOLOGY
CELL JUNCTIONS
Question
[CLICK ON ANY CHOICE TO KNOW THE RIGHT ANSWER]
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A branching of sealing strands surround the apex of the cell adjacent cell membranes fuse completely
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Tight junction (Zonula occludents)
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Adherens junction (Zonula adherens)
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Macula Adherens(desmosomes)
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Gap junction (nexus)
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Explanation:
Detailed explanation-1: -1. Occluding junctions seal cells together in an epithelium in a way that prevents even small molecules from leaking from one side of the sheet to the other.
Detailed explanation-2: -Occluding junctions These regions of the cells are very tightly connected together, such that the adjacent plasma membranes are sealed together. Proteins in the membrane of adjacent cells called occludin interact with each other to produce this tight seal.
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