The doctor who is concerned that wilma may have a brain tumor recommends that a(n) positron emission tomography (PET) scan.
PET scan is a scan imaging test that allow doctor to check disease in human body. This scan uses a special dye that contain a radio active tracer.This scan provide information about blood flow and how body is using oxygen and sugar.
 
        
             
        
        
        
The pH scale ranges from 0 to 14
        
             
        
        
        
The answer that goes in the blank is Division. 
        
                    
             
        
        
        
Answer:
DNA ligase,joins the okazaki fragments together into a single DNA molecule
 
        
                    
             
        
        
        
Answer:
There is a positive relationship between environmental policies and jobs and the economy.
Explanation:
The conclusion of the studies is that environmental policies increase employment in the industrial sector. It is because for reducing pollution, the industries does not use heavy machinery for increasing production so these industries uses labour to maintain its production capacity and for more production more labour is required which decrease the problem of unemployment while economy also increases due to more production of products in the industries.