Answer:
 I believe if she is explaining what she did and how she did it the audience will be informed of if she did controlled tests. It doesn't say if she explained the outcome.
 
        
                    
             
        
        
        
Would it be greenhouse gases???
        
             
        
        
        
Answer:
Deoxyribonucleic acid or DNA is a molecule that contains the instructions an organism needs to develop, live and reproduce. These instructions are found inside every cell, and are passed down from parents to their children.
 DNA structure --> DNA is made up of molecules called nucleotides.
Explanation:
I hope this helps!  :}
 
        
                    
             
        
        
        
Variable would be the most logical
        
             
        
        
        
Answer:
6H2O + 6CO2 ----- C6H1206 + 6O2