Answer:
Lactase
Explanation:
Lactaid is a medication that contains the milk protein digesting enzyme Lactase. It is an enzyme supplement for those people who have trouble in digesting milk and other dairy products. Such condition occurs in Crohn's disease and termed as lactose intolerance. Lactase specifically acts on the lactose containing substrates and digests them by enzymatic activity. So people with lactose intolerance can be able to take dairy products with the help of Lactaid.
 
        
             
        
        
        
To survive natural selection, one must be fit and be able to adapt to the environment and situations, thus why it's called survival of the fittest.
        
             
        
        
        
(B) because if you have areas that are infected with bacteria and that to swell it could kill a person
        
                    
             
        
        
        
The stage of the cell cycle where the nucleus divide into two nuclei is called telophase or cytokinesis
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