Plants, microorganisms, and animals
        
             
        
        
        
Answer:
After you eat it takes about six to eight hours for food to pass thorough your stomach and small intestine. Food then enters your large intestine (colon) for further digestion absorption for water and finally elimination of undigested food. It takes 36 hours for food to move through the entire colon.    
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Answer:
primary consumer
Explanation:
I'm doing this because it need 20 characters
 
        
             
        
        
        
The answer is D. A cold tundra