Biology · Human Respiratory System
Gas exchange at the alveoli is efficient primarily due to which of the following features?
Verified Solution4 OptionsUpdated: October 2026👁️1 View
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- 1Thick epithelial lining
- 2Absence of blood supply
- 3Large surface area with thin diffusion membrane✓
- 4Active transport of gases
Correct answer
Large surface area with thin diffusion membrane
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