Here are 3 principles! Hope this helps!! 
1 all living organisms are compound by one or more cells 
2 the cell is the structure and functional basic unit of life. 
3 all cells originated from other cells
        
                    
             
        
        
        
1. It can destroy the boidiversity. 2. The chemical input from the roads are washed into the water. 3. Also it can degrate the air quality. Hope this helps!!!
        
             
        
        
        
Passive transport:
For simple diffusion = fatty acids, amino acids, steroid hormones (because they’re non-polar)
Facilitated diffusion = N2 and Cl-