If our body needs oxygen in the air to live. then what the 77% of nitrogen do to our body?

Question

as I was told from early education that the air we currently breathe in contains 21% oxygen and 77-ish% of nitrogen and the rest are other particles.

So I have a dumb question on what the body uses nitrogen we breathe in for?

In: 387

Answer 1

I blame your unethical ways of cheating the system.
I completed a challenge in one of my games. It was supposed to be on a specific date. But I was late. So did my thing and bam. Done on the date I was supposed to have done it.