Answer:
From The School of Biomedical Sciences Wiki. Complementary base pairing is the phenomenon where in DNA guanine always hydrogen bonds to cytosine and adenine always binds to thymine. The bond between guanine and cytosine shares three hydrogen bonds compared to the A-T bond which always shares two hydrogen bonds.
 
        
                    
             
        
        
        
The answer is : Individuals
The drug side effect is the result from the interaction from the substance contained by the drugs and the environment in our body.
Which means that the effect will be very much influenced by the individual's age, wage, height, gender, diet, metabolism, muscle mass, etc.
        
                    
             
        
        
        
<span>adenine (A), cytosine (C), guanine (G) and thymine (T)
I think
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