It’s the source of all the energy from all the stars ... until their fuel is used up
        
             
        
        
        
Nucleotides. They are the building blocks of DNA.
        
             
        
        
        
Neuroglial Cells is the answer
        
             
        
        
        
The answer to your question would be space. The sun's light travles through space. but if you clap, you can't hear it.
        
                    
             
        
        
        
<span>The answer is A. This is because the P53 gene is involved in a cell cycle regulation and is thought to hold the cell in a particular phase until DNA defects are repaired. </span>