oxygen
No. Argon is an inert gas that only makes up 1% of air. It is of little consequence to us.
Oxygen, of course.
Oxygen we inhale oxygen and exhale carbon dioxide
Our body needs oxygen gas to make energy and survive.
oxygen..a lil nitrogen
oxygen
They do not make any gas in your body, though you may inhale small amounts of ammonia if you live near one.
oxygen
Oxygen. of course!! All living beings need oxygen to live on earth.
mainly oxygen there are several other gases that our body needs.
Fish need oxygen to live.
you stupid you have your own body then you can take an example of it that why di you need a body you are not an organism that you can live without BODY..