this answer is True; weeds are specific variety of plants that strip the nutrients from the soil.
 
        
             
        
        
        
Isolate the cytoplasm from the external environmentRegulate the exchange of substancesCommunicate with other cellsIdentificationHope this helps :P
        
             
        
        
        
It start out with one cell because Mitosis is a cell division of a single cell into two identical daughter cells. So, at the beginning of mitosis, there is only one cell.