Answer:
eukaryote
Explanation:
That small, dark circle in the center of the cell is the nucleus .Prokaryotes do not have nucleus.
  
        
             
        
        
        
B. Hydrogen bonds make the positive sides of water molecules stick to each other
        
             
        
        
        
Your answer is going to be B
        
             
        
        
        
The law of conservation of mass states that the mass will stay constant given a chemical reaction because no atoms were created or destroyed. This being said, an example can include water evaporating in a clear bottle outside on a hot day ( the mass of the bottle will stay the same, but the liquid water evaporated into gaseous water).