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xz_007 [3.2K]
3 years ago
14

What is the common functional significance of the many cells making up such seemingly different structures as the lining of air

sacs in the lungs and the wavy lining of the human intestine
Biology
1 answer:
soldi70 [24.7K]3 years ago
7 0
Increased exchange surface provided by their membranes
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