Answer:
no its predation, competition, cooperation
Explanation:
i just did it
 
        
             
        
        
        
(strip cropping)   cultivation of crops in strips following the contours of the land to minimize erosion..... 
 
        
                    
             
        
        
        
Answer:
Grey and White Matter.
Explanation:
When looking at an image of trasnverse section of the spinal cord the grey matter is almost butterfly shapped and it has the central canal in the middle. The white matter is surrounding the butterfly shaped, grey matter. 
 
        
                    
             
        
        
        
Explanation:
I hope the diagram will help remember A always pairs with T and C always pairs with G. u can also remember as Apple Tree and Car Garage. :)
 
        
             
        
        
        
Beetle juice have 46 chromosomes