Answer:
C - Mutations are the only source of genetic variation for asexual reproduction
 
        
             
        
        
        
Answer:
Collections of nerve cell bodies outside the central nervous system are called a ganglion.
Explanation:
 
        
                    
             
        
        
        
Answer: Option E
Explanation:
During conducting the experiment, it was performed in control conditions. In this case the top predators were removed.
There were limited number of organism left at the place which compete with each other for the same resources.
Mussel and Barnacle were the two species left there which feed on the same resources for their needs. This is the reason there was loss of diversity.