B. CO2 levels in the atmosphere could increase and contribute to global warming problems.
 
        
                    
             
        
        
        
I think it is the kamineni institute of medical sciences (KIMS) 
Hope my answer would be helpful to you
        
             
        
        
        
Answer:
Protection from infection known as species resistance is a result of both the absence of necessary receptors and lack of suitable environment in the body.
 
        
             
        
        
        
Answer: It might be C and D, if I am right please brainlist me
Explanation:
 
        
             
        
        
        
My guess is that it is tundra, but i'm not completely sure.