you first breath in and then you breath out
Breathing is the exchange of gases between the cells of an organism and the external evironment.In simple words: Ventilation,or bringing oxigen into the lungs and Circulation,or transporting the...
In through your nose, out through your mouth unless otherwise directed.
No. Plants have tiny holes in the bottom of their leaves that take in oxygen. Also, plants don't have lungs.
amoureuse by kiki Dee