functions

Asked by  | 14th May, 2008, 12:38: PM

Expert Answer:

lungs purify the blood ie they make the deoxygenated blood oxygenated by absorbing CO2 n supplying O2 to it

Answered by  | 14th May, 2008, 05:32: PM

Queries asked on Sunday & after 7pm from Monday to Saturday will be answered after 12pm the next working day.