Final answer:
A membrane is a thin layer or sheet of cells that covers various body structures and cavities.
Explanation:
Membrane is defined as a thin layer or sheet of cells that covers the outside of the body, organs, and internal cavities. These tissue membranes can be made up of connective tissue or epithelial membranes, and they serve as boundaries or linings in an organism.
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https://brainly.com/question/34149339
