According to sources, the most probable answer to this query is that nephrons found in the kidney are responsible for filtering out waste in the blood cells. The resulting product is urea. 
This is then excreted to the body.
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Uses energy responds to the environment
        
                    
             
        
        
        
The answer is a. It’s the only one with a control group
        
             
        
        
        
Answer:
WHAT EXACTLY YOU WANT TO ASK?
Explanation:
 
        
                    
             
        
        
        
A radar does these things. It can also detect what form of precipitation a weather system is carrying.