Answer:
3rd option)  moon’s motion without gravity
 
        
                    
             
        
        
        
I believe the blank space is preserved :)
        
             
        
        
        
Answer:
Organism  -  Individual living thing
Community - All of the different populations that live and interact in an area.
Population  - Group of similar organisms.
Ecosystem - Community of organisms and its abioitic environment.
Biosphere - All of the ecosystems.
Hope this helps you
 
        
             
        
        
        
A change in the base pair sequence. 
        
                    
             
        
        
        
Answer:
NAME IT THE WORLD OF WONDERS
Explanation:
THE WORLD OF WONDERS