when an animal is thirsty, it responds by drinking water
 
        
             
        
        
        
A focus group is an interview conducted by a trained moderator among a small group of respondents in an unstructured and natural manner.
        
             
        
        
        
<span>the outer ear is used to collect sound waves.
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Answer:
Yes because we use our brain to write, read, draw, drive a car, or pretty much anything we do. Even sleeping our brain is working. But at a slower pace. The brain never stops working.
Explanation: