<span>D) Vaccines allow for building immunity without harmful exposure because not all viruses are safe to be exposed to.</span>
        
                    
             
        
        
        
Answer:
These characteristics are cellular organization , reproduction , metabolism , homeostasis , heredity , response to stimuli , growth and development, and adaptation through evolution.
Explanation:
 
        
             
        
        
        
Answer:
it uses it eye1s in the back of its head
 
        
                    
             
        
        
        
The father determines if its male or female. So the father is the carrier and the allele is on the Y chromosome.
        
             
        
        
        
there are two main types of explosive events in the Sun: solar flares and coronal mass ejections. Impulsive energy release in solar flares is one of the most dynamic and highly energetic phenomena in the Solar System