The endocrine system uses chemicals
        
                    
             
        
        
        
Answer:
It wouldn't be able to survive
Explanation:
If the pH goes up than the coral reefs wouldn't be able to live and if they can't live there then there wouldn't be any life. There wouldn't be shelter for the fish and if there is no fish then the ecosystem would collapse. 
 
        
             
        
        
        
Answer:
the the climax of the night 
 
        
             
        
        
        
Between 5 and 90 hours :)
        
                    
             
        
        
        
It will be best called a (suspension)