<span>The answer to your question is Homo sapiens.</span>
        
                    
             
        
        
        
Answer:
Please mark me brainliest
Explanation:
Many of these diseases can be prevented by the use of viral vaccines, which stimulate protective immunity against the virus without causing major disease. Viral vaccines may also be used in active viral infections, boosting the ability of the immune system to control or destroy the virus.
 
        
             
        
        
        
I believe the answer would be true
        
             
        
        
        
Migration i think is the answer
        
             
        
        
        
Answer: D. a genetic bottleneck
Explanation:
A genetic bottleneck also known as a population bottleneck is one that describes a sharp reduction in the size of a population caused by environmental events like in the above or caused by human activities.