If I were given a tube of water, dopa, ppo but with no
presence of buffer, there will be a color change. But if you were to give me
the following with a presence of buffer, then there will be no color changing occurred.
 
        
             
        
        
        
Answer: The correct answer would be gene pool.
Explanation:
Gene pool refers to the sum of all the alleles in an individual.
The allele refers to the alternate forms of the gene.
Large population usually has more genetic diversity as compared to small population. Variation in gene pool is essential for survival of a population.
 
        
             
        
        
        
Atoms are the most basic units
Elements are specific types of atoms
Compounds are composed of more than one type of element and are held together by chemical bonds