Answer:
Artificial selection.
Explanation:
The development by scientists of a new color in a rose is the result of artificial selection.
 
        
                    
             
        
        
        
2. to keep the body's internal environment in balance
        
                    
             
        
        
        
When coal is burned, chemical potential energy is transformed into thermal energy, light energy, and sound energy. Therefore only the thermal energy is used for their electricity production.
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