I believe its, the zone but im not to sure
        
             
        
        
        
A movement of alleles resulting from migration. I hope I helped
        
                    
             
        
        
        
Body temperature, Environmental temperature, Body mass, Reproductive condition, Activity, Feeding, Body condition, Season. All of these would help increase it. Hope this helps. :)
        
             
        
        
        
Answer:
A. All offspring will be affected by the dominant traits
 
        
             
        
        
        
The answer is B. both need food and air