the technique of calorymetry is used to determine the energy content of food items.
 
        
                    
             
        
        
        
Poor fitness can cause your heart to start disfunctioning, and not beating the way it should be. If an adult is not exercising often, they can end up having major heart problems that can affect the way they see their future.
        
                    
             
        
        
        
Answer:
chromosomes becomes visible at Prophase stage
 
        
             
        
        
        
Answer:
enzymes will speed up a reaction...however it will nt be used up in the reaction...it will be eliminated at the end of the reaction