Answer:
i think d but not too sure.
Explanation:
I think it is either d or b but pretty sure d
 
        
             
        
        
        
I think its the second one..... 
 
        
             
        
        
        
Answer:
CO2 released to the atmosphere
Explanation:
 
        
             
        
        
        
My guess is D. It’s between that and C. Put D though
        
             
        
        
        
Protein mainfactured by Gene and chromosome