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What are the characteristics of alveoli?...

What are the characteristics of alveoli?

A

Very thin, irregular walled and highly
vascularised

B

Thick and smooth membrane

C

Network of blood capillaries and thick-walled

D

Thick, regular walled and lack of blood vessels

Text Solution

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The correct Answer is:
A
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AAKASH INSTITUTE-BREATHING AND EXCHANGE OF GASES -ASSIGNMENT SECTION - B
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