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1. |
In lungs, the air is separated from the venous blood throughA. Transitional epithelium of alveoli + squamous epithelium of blood vesselB. Swuamous epithelium of alveoli + endothelium of blood vesselC. Squamous epithelium of alveoli + cubical epithelium of blood vesselD. Cubical epithlium of alveoli + columnar epithelium of blood vessel |
Answer» Correct Answer - B | |