Answer:
Atypical pneumonia 
Explanation:
This is the type of pneumonia caused by uncommon microorganisms types and it’s usually very rare. This type of pneumonia has milder symptoms and can be caused by bacteria, fungi, Protozoa and virus.
 It is also known as Walking pneumonia. It is very difficult to culture and can’t be easily detected.
 
        
                    
             
        
        
        
I'm 99 percent sure that the answer is replication. Hope it helps!
        
             
        
        
        
3. golgi apparatus 
2. rough endoplasmic
1. cytoplasm 
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