Answer:
I think c 
Step-By-Step equation
sorry if u get it wrong i tried my best
 
        
             
        
        
        
From what I understood, the answer is 2a (:
        
             
        
        
        
Response would be an epinephrine pen, which basically derived of a triple dose of epinephrine...
        
             
        
        
        
Answer:
cDNA libraries
Explanation:
cDNA libraries represent expressed genes from specific cell types under specific conditions.