Ex. Air freshener.
simple diffusion is the process of a substance (such as air freshener) moving from high concentration to low concentration with little to no energy.
        
             
        
        
        
GM crops can include corn, etc
Characteristics:
-More beautiful
-Less Healthier
-etc etc
        
             
        
        
        
Is this a serious question ? loool
        
             
        
        
        
D.exotic animal trade contributes to reemergence of diseases more than the appearance of new disease<span />