Answer:
D
Explanation:
DNA pairs with adenosine, thymine, cytosine, and guanine
RNA pairs with uracil, adenosine, cytosine, and guanine
 
        
             
        
        
        
They are also describe as a plant with naked seeds because during pollination ovule is not enclosed by the carpel except some kind of scales during development .....In contrast the angiosperm have evolved flower hence they are also called flowering plants
        
             
        
        
        
Volcanic eruption would change the surface the quickest