This character trait is known as homoplasy. the definition of  homoplasy that two or more species share a character, but they did not descend from a common ancestor.
This trait is known as convergent evolution, or convergence. 
 
        
                    
             
        
        
        
What is your question? I can help!
        
             
        
        
        
Answer:wind has carried away the dry soil
Explanation:
 
        
             
        
        
        
Answer:
C
Explanation:
C is what the circulitory system dosent do so its C :) Sorry, i sent this a bit late.
 
        
                    
             
        
        
        
Answer: it attempts to to stabilize the river by creating a state of equilibrium
Explanation: Sediment transport occurs in natural systems where the particles are clastic rocks (sand, gravel, boulders, etc.), mud, or clay; the fluid is air, water, or ice; and the force of gravity acts to move the particles along the sloping surface on which they are resting.