Question

Which is the main site of gaseous exchange takes in animals lung

Answer 1

alevoli is ur answer... it helps in exchange of O2 and Co2

Answer 2

$\huge{\mathfrak\red{Answer}}$

Alevoli is the main site of gaseous exchange takes in animals lung. Alevoli helps in exchange of O2 and Co2.

$\mathfrak\red{Hope \:it \:is \:helpful}$