Answer:
Acids in stomach changing proteins into amino acid 
Explanation:
The acids help digest food 
 
        
                    
             
        
        
        
Construction contributes to soil erosion because;
C. It removes vegetation from the building site.
 
        
                    
             
        
        
        
Answer:
Image result for what is the purpose of greenhouse gases
Greenhouse gases are certain molecules in the air that have the ability to trap heat in the Earth's atmosphere. Some greenhouse gases, like carbon dioxide (CO2) and methane (CH4), occur naturally and play an important role in Earth's climate. If they didn't exist, the planet would be a much colder place.
Explanation:
 
        
                    
             
        
        
        
I believe the answer is C