I thing the answer is a x-ray are cat scan hope this help
        
                    
             
        
        
        
Sometimes some questions don't have a submit button. This happened to me and I know that you just have to move onto another question. Then when you find one that has an answer button you type in you answer and press the answer button for points.
 
        
             
        
        
        
A) WHICH OF THE TWO ALLELES IS MORE COMMON IN THE HUMAN POPULATION? 
 
        
             
        
        
        
Glucose homeostasis. Insulin is released when blood sugar is too high.
 
        
             
        
        
        
Answer:
When exposed to cold such as during winter they aren’t camouflaged which makes them exposed for any hungry predators 
Explanation: