Giraffe is the animal with bottom teeth. 
 
        
             
        
        
        
Answer:
Explanation:
Cancer refers to any one of a large number of diseases characterized by the development of abnormal cells that divide uncontrollably and have the ability to infiltrate and destroy normal body tissue. Cancer often has the ability to spread throughout your body. Cancer is the second-leading cause of death in the world.
 
        
                    
             
        
        
        
Answer:
The initial cost of solar panels is very high compared to using fossil fuels.
Explanation:
 
        
             
        
        
        
<em>The </em><em>energy </em><em>released</em><em> by</em><em> the</em><em> </em><em>hydrolysis</em><em> </em><em>of </em><em>ATP </em><em>is </em> <em><u>7.3 kcal/mol of </u></em><em><u>energy.</u></em>
 
        
             
        
        
        
I feel like it's D, Because adaption have something to do we behavior and structure...Hope that helps