Answer :<em> That trough time, a specie of animal, plant, bacteria can change.
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<em>When a life form reproduces, one of its"babies" may be different from its parents because of genetic mutation. </em>
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Answer:
cell membrane
Explanation:
 There are thousands of proteins embedded in the cell's lipid bilayer
 
        
             
        
        
        
An organism 
because ALL organisms are made up of one or more cells! i hope this helped