Crab shells are a water based carbon cycle becuase they have built in reservoirs added to their exoskeleton they add to the. Two-way carbon exchange so Be
        
                    
             
        
        
        
Different I think is your answer 
        
             
        
        
        
Answer:
A) Silver maple
Explanation:
When looking at the food web, you can see that the arrow pointing at the beaver is going from the silver maple.
 
        
             
        
        
        
<span> Adenine, Guanine, Thymine, and Cytosine :)</span>
        
             
        
        
        
When a single cell organism splits in too