Answer:
These are found in the <em>submucosal</em><em> </em><em>plexus</em>
Explanation:
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Capillaries are one cell thick and so this makes them very thin. capillaries are also arranged in networks known as capillary beds, and thus multiple capillaries are spread over a large area.
Humidity. I think you need to work on your grammar a little bit pal, if you ever need help with ELA homework, hmu.