Answer:
my guess would be neither because its just saying "cancerous" not which type but im not sure..
Explanation:
 
        
                    
             
        
        
        
It is most affected in the surface zone.
 
        
                    
             
        
        
        
Answer:
D
Explanation:
If a group of organs working together is called an organ system, and there are about 11 major body systems including the nervous system, the nervour system must be an organ system.
 
        
             
        
        
        
Answer:
two sets of magnifying lenses
Explanation:
This is because a compound microscope is a high magnifying microscope that have multiple lenses or two magnifying lenses which help to see or observe or magnify image very well compare to single lense. It is a high power microscope and it has high level of magnification because of the 
 two magnifying lenses. It produces two dimensional image. The eyepieces and the objective lenses give a very high magnification, a condenser that is below the stage focus the light into the specimen to be viewed.
 
        
             
        
        
        
Answer:
Due to convergent evolution/ analogy
Explanation:
Analogy in evolution is the development of similar or analogous structures in distantly related species occupying the same environment. This is because the species have developed similar adaptations, over time, that enables them to survive in their environment.