Answer: Excess ethanol metabolism leads to an accumulation of NADH that inhibits fatty acid metabolism. 
Explanation:
Fatty acid metabolism is often activated by limited or absence of NADH, however ethanol (the main constituent of most alcoholic drinks) on metabolism yields several molecules of NADH which rather stimulates belly/abdominal fat production often referred to as "beer gut".
 
        
             
        
        
        
Answer:
a plasma membrane, also called a cell membrane, and cytoplasm.
Explanation:
DNA 
 
        
                    
             
        
        
        
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