Answer:
(1) the potential for a species to increase in number, (2) the heritable genetic variation of individuals in a species due to mutation and sexual reproduction, (3) competition for limited resources, and (4) the proliferation of those organisms that are better able to survive and reproduce in the environment.
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The answer is Environmental issues.
        
             
        
        
        
“Complications include infection and pneumonia and paralysis of the diaphragm muscles. Paralysis of the diaphragm muscles would make it more difficult to take a deep breath. You will be carefully checked for any changes in pain, temperature, and breathing.”
        
                    
             
        
        
        
Answer:The boundary where air masses meet is a Front
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It's less than 1 convert them both into decimals and then add and they will both add up to less than 1