Answer:
An atom is composed of two regions: the nucleus, which is in the center of the atom and contains protons and neutrons, and the outer region of the atom, which holds its electrons in orbit around the nucleus.
Explanation:
 
        
             
        
        
        
Plants use their stomata to take in Carbon dioxide and take out oxygen during photosynthesis. It's how they "breathe" if that makes it more understandable.
        
                    
             
        
        
        
By the animal adapting they are able to reproduce more efficiently
        
             
        
        
        
Answer:
A
Explanation:
i pick A cuz that seems to be my answer
 
        
                    
             
        
        
        
A- if her results support her hypothesis