Which of the following feature is common in the alveoli of lungs and villi of intestine in mammals?
A. Are suited for diffusion of gases.
B. Have rich supply of blood vessels and lymph ducts.
C. Have ciliated epithelium.
D. Provide a large surface area.
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Answer:
D. PROVIDE A LARGE SURFACE AREA
Explanation:
PLEASE MARK AS BRAINLIEST
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