Question

epithelial tissue always has an exposed outer surface and an inner surface anchored to connective tissue by a thin, non cellular layer called ​

Answer 1

Answer:

The basement membrane is a thin, fibrous, extracellular matrix of tissue that separates the lining of an internal or external body surface from underlying connective tissue in metazoans. So the answer of the question 'basement membrane'.

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Answer 2

Explanation:

basement membrane...............