Podcast
Questions and Answers
What is the role of cadherins in adherens junctions?
What is the role of cadherins in adherens junctions?
- Contracting actin filaments
- Facilitating the formation of tight junctions
- Serving as transmembrane adhesion proteins (correct)
- Maintaining the integrity of intracellular anchor proteins
In epithelial cells, where do the adhesion belts typical of adherens junctions form?
In epithelial cells, where do the adhesion belts typical of adherens junctions form?
- Inside the cytoplasm
- Around each interacting cell in the sheet (correct)
- Just above the tight junctions
- At the nucleus
How are the actin bundles linked within the extensive transcellular network in adherens junctions?
How are the actin bundles linked within the extensive transcellular network in adherens junctions?
- Via cadherins and anchor proteins (correct)
- Via integrins
- By desmosomes
- Through gap junctions
What is the orientation of the contractile bundle of actin filaments relative to the plasma membrane in adherens junctions?
What is the orientation of the contractile bundle of actin filaments relative to the plasma membrane in adherens junctions?
What is the proposed role of the transcellular network in animal morphogenesis mentioned in the text?
What is the proposed role of the transcellular network in animal morphogenesis mentioned in the text?
What is the primary function of adherens junctions in nonepithelial tissues?
What is the primary function of adherens junctions in nonepithelial tissues?
What is the role of catenins, vinculin, and α-actinin in adherens junctions?
What is the role of catenins, vinculin, and α-actinin in adherens junctions?
How does the transcellular network in adherens junctions contract?
How does the transcellular network in adherens junctions contract?
Where do prototypical examples of adherens junctions typically occur?
Where do prototypical examples of adherens junctions typically occur?
What is the role of desmosomes in cells?
What is the role of desmosomes in cells?
Why do the particular type of intermediate filaments attached to desmosomes vary among cell types?
Why do the particular type of intermediate filaments attached to desmosomes vary among cell types?
How do desmosomes contribute to the overall structure of tissues?
How do desmosomes contribute to the overall structure of tissues?
Flashcards
Cadherins' role in adherens junctions
Cadherins' role in adherens junctions
Transmembrane adhesion proteins in adherens junctions
Adherens junction location in epithelial cells
Adherens junction location in epithelial cells
Form adhesion belts around interacting cells in sheets
Actin bundles' link in adherens junctions
Actin bundles' link in adherens junctions
Linked by cadherins and anchor proteins
Actin filament orientation
Actin filament orientation
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Transcellular network's role in morphogenesis
Transcellular network's role in morphogenesis
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Adherens junctions in nonepithelial tissues
Adherens junctions in nonepithelial tissues
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Catenins, vinculin, α-actinin's role
Catenins, vinculin, α-actinin's role
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Adherens junction contraction method
Adherens junction contraction method
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Typical adherens junction location
Typical adherens junction location
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Desmosomes' role
Desmosomes' role
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Desmosome intermediate filament variability
Desmosome intermediate filament variability
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Desmosomes' tissue structure contribution
Desmosomes' tissue structure contribution
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