<span>The twisted ladder shape of DNA is called a double </span>helix.
        
                    
             
        
        
        
It is a dominant and that the allele for nontasting id recessive
        
             
        
        
        
That easy..............<span>21 one is your technical answer according to todays rules but scientist used to think it was only 20 so 20 would be your answer</span>
        
             
        
        
        
It is known as stimulus or the plural form stimuli. It can be external or internal.
        
             
        
        
        
Decomposers are important in the food web since these break down chemical substances.