<span>Helium nuclei have a positive charge of 2+ when observed. Compared to a hydrogen nuclei, we can see that the Helium nuclei is more difficult to fuse as it has a greater charge than Hydrogen 1+. This chemical difference makes the answer true.</span>
        
             
        
        
        
A cells relatively constant internal physical and chemical conditions are called Homeostasis.
        
             
        
        
        
It would be #2 because it dosent have those specific antigens to defend the pathogen.
        
                    
             
        
        
        
The correct option is ANALOGOUS STRUCTURES.
Analogous structures are structures that are similar because of the functions they carry out and because of their external appearance. But these structures are different internally.<span />
        
                    
             
        
        
        
By the sequence of base pairs in which information has coded....