Science Chapter 10 Crossword
                  
                  
                  
                  
                  
                  
                  
                  
                  
                  
                  
                  
                  
 
 
Down: 1) a microscopic particle that invades a cell and often destroys it (not alive unless take over host cell)2) a bacterium surrounded by a thick, protective membrane, containing inactive cell membrane3) a substance used to kill or slow the growth of bacteria or other organisms Across: 4) the shape cell division in which 1 cell slipts into 2; used by bacteria5) an organism on which a parasite lives6) the use of bacteria and other micoorganisms to change pollutants in soil and water into harmless chemicals (natural clean up)7) bacteria that invade a host organism and obtain the nutrients they need from the host's cell for growth and reproduction (harmful bacteria)
 

 

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