It gives the cell a net gain of 2 ATP molecules for each molecule of glucose that enters glycolysis
 
        
             
        
        
        
The answer is d) organic chemistry
        
             
        
        
        
The correct answer to this question is letter A. Speciation. <span>The Galapagos finch species are an excellent example of speciation. It was Charles Darwin himself who is responsible and made the start of the study in Genetics through his natural selection and survival of the fittest. Hope this helps answer your question.</span>
        
             
        
        
        
Fungi because they can break down any dead orginisms and be eaten by other orginisms.