Questions and Answers
What is the role of cadherins in adherens junctions?
Serving as transmembrane adhesion proteins
In epithelial cells, where do the adhesion belts typical of adherens junctions form?
Around each interacting cell in the sheet
How are the actin bundles linked within the extensive transcellular network in adherens junctions?
Via cadherins and anchor proteins
What is the orientation of the contractile bundle of actin filaments relative to the plasma membrane in adherens junctions?
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What is the proposed role of the transcellular network in animal morphogenesis mentioned in the text?
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What is the primary function of adherens junctions in nonepithelial tissues?
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What is the role of catenins, vinculin, and α-actinin in adherens junctions?
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How does the transcellular network in adherens junctions contract?
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Where do prototypical examples of adherens junctions typically occur?
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What is the role of desmosomes in cells?
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Why do the particular type of intermediate filaments attached to desmosomes vary among cell types?
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How do desmosomes contribute to the overall structure of tissues?
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