Although a villus, a capillary, and an alveolus are part of different organ systems, they have structural similarities that result in similar functions. discuss these structural similarities and how they lead to similar functionality

Villus- It is a worm like processes on certain membranes, especially on the mucous membrane of the small intestine, where they serve in absorbing nutriment.

Capillary-Any of the fine branching blood vessels that form a network between the arterioles and venules.

Alveolus- These tiny, balloon-shaped air sacs sit at the very end of the respiratory tree and are arranged in clusters throughout the lungs.function it is to exchange oxygen and carbon dioxide molecules to and from the bloodstream.

Now, they are all present at a very basic level and some how there are similarities between there nature of operations.

Explanation:

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