Explanation:
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Skins cell reproduce more because let’s say for example you get hurt and the skin falls off in order to protect you it grows back immediately
        
                    
             
        
        
        
Answer:
carbon dioxide
Explanation:
Photosynthesis takes in the carbon dioxide produced by all breathing organisms and reintroduces oxygen into the atmosphere. Photosynthesis is the process used by plants, algae and certain bacteria to harness energy from sunlight and turn it into chemical energy.
 
        
             
        
        
        
Dogs, cats, ferrets, seals, elephants, mustelids and bears own the "Zonary" placentae.