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Questions and Answers
Which junction is responsible for allowing small molecules and ions to pass freely between adjacent cells?
Which junction is responsible for allowing small molecules and ions to pass freely between adjacent cells?
- Gap junctions (correct)
- Adherens junctions
- Anchoring junctions
- Tight junctions
Among the proteins unique to tight and gap junctions, which one is specifically involved in forming water-tight seals between epithelial cells?
Among the proteins unique to tight and gap junctions, which one is specifically involved in forming water-tight seals between epithelial cells?
- Connexins
- Cadherins
- Integrins
- Claudins (correct)
Which classification of epithelial tissue is primarily involved in absorption and secretion, and typically found in areas like the intestines?
Which classification of epithelial tissue is primarily involved in absorption and secretion, and typically found in areas like the intestines?
- Stratified columnar epithelium
- Simple squamous epithelium
- Simple cuboidal epithelium (correct)
- Stratified squamous epithelium
