It affects the human body by helping in digestive processes.
Isotope nitrogen-14 (N-14) into carbon-14 (C-14 or radiocarbon). Other carbon isotopes. And the old C-14 starts to decay back into N-14 by emitting beta particles.
I cant really gove you an answer,but what I can give you is a way to a solution, that is you have to find the anglde that you relate to or peaks your interest. A good paper is one that people get drawn into because it reaches them ln some way.As for me WW11 to me, I think of the holocaust and the effect it had on the survivors, their families and those who stood by and did nothing until it was too late.