Replication is performed prior to cell division
        
             
        
        
        
Probably grow back neurons of those affected by dementia, <span>Parkinson's, 
</span><span>Huntington's and other diseases that destroy neurons.</span>
        
             
        
        
        
The correct answer is that ferns have two part in their life cycle: Diploid phase and haploid phase
The life cycle of a fern has two parts: sporophyte stage and gametophyte stage. The gametophyte stage of ferns are haploid which releases gametes and the sporophyte stage are diploid that produces spores. This kind of life cycle is known as the "alternation of generation".
 
        
                    
             
        
        
        
Answer:
C
activates a chemotaxic response in certain phagocytic cells
 
        
                    
             
        
        
        
Answer:
A/D
Explanation:
D, Fertilizers put more sulfur in the ground than their should be.
 A, fossil fuels, could also be the answer. When we combust fossil fuels we release the sulfur in them into the atmosphere when they should not be in the air.