Yes because a compound is a chemical bond with two or more different atoms with will create a chemical reaction but with just elements those don’t really chemically react to one another
        
             
        
        
        
C. Half shaded and half white.
        
             
        
        
        
Answer:
chloroplast i think , i may b wrong 
 
        
             
        
        
        
Do you have choices to choose from? my best guess would be an estuary.
        
             
        
        
        
Answer:
the answer is b.
Explanation:
prokaryotes don't have organelles, like eukaryotes do.