Carbon dioxide :)
hope it helps!
        
             
        
        
        
Answer:
Mushrooms indicate root or trunk problems
Mushrooms typically grow on dead wood or on some other matter that is rotting.
 
        
             
        
        
        
The wastes would build up in your blood, and can cause serious damage. You can also have serious infections and pain if your kidney is not functioning properly.
 
        
                    
             
        
        
        
Answer:
Blood cells are produced in the bone marrow of the body more specifically they become blood cells from first being stem cells which then divide until they reach a mature red blood cell stage. ( or other types of cells, stem cells are like the blank template for either red blood cells, white blood cells, or platelettes.) 
Explanation: