The answer is <span>c. Living organisms modify their environment a little at a time.</span>
The purpose of succession is for an ecosystem to reach balance state right after it is formed or after it is disturbed by man or some disasters. It will increase biodiversity and help to prevent the desertification. Living organisms modify environment a little at a time. By modifying it, they make the environment more suitable for the new species to enter the community.
 
        
                    
             
        
        
        
A comparative behaviorist
        
                    
             
        
        
        
it helps them exlain the planits relvov around the sun and how moons rotate around  the plants
sorry for any spelling mistake
 
        
                    
             
        
        
        
Answer:
people may get sick or kill their crops by using water thats from unfilter or unsustainable, they're could sometimes be bad chemicals and bacteria in the water
 
        
             
        
        
        
RNA has great capability as a genetic molecule; it once had to carry on hereditary processes on its own. It now seems certain that RNA was the first molecule of heredity, so it evolved all the essential methods for storing and expressing genetic information before DNA came onto the scene.