this is the exchange of gases and nutrients.
It took me a bit but i figured it out!
Hope this helps you some!:)))
The circulation that disperses oxygen & rich blood throughout the body, is "Systematic Circulation."
Cold can be caused by cold weather out side and the flu u can get from other people that are sick or bad living enviroments or rotton food
I believe that Duane would be closest to the end of the illness-wellness continuum
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