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Epithelial tissues are used in multicellular organisms to protect areas of their bodies that come into contact with the external environment, so they are mostly found in skin and the gastrointestinal tract.

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16y ago
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15y ago

The cells comprising an epithelial layer are linked via semi-permeable, tight junctions; hence, this tissue provides a barrier between the organ it covers and the external environment.

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15y ago

Stratified Squamous does because it's the top layer of our skin

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11y ago

serrupu addi

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Q: How does epithelial tissue do its job?
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