Deforestation effects soil quality and desertification will also effect the soils fertility. hope this helps :)
 
        
                    
             
        
        
        
The answer is c because boy have the same rock layer you can use they key to help you
        
             
        
        
        
Answer:
cappillaries
they connect the arteries and the veins
 
        
             
        
        
        
The base sequence in the DNA is A=T
G=C