Chapter 7 Vocabulary Crossword
                           
                           
                           
                           
                           
                           
                           
                           
                           
                           
                           
                           
                           
                           
                           
                           
                           
                           
                           
                           
                           
                           
                           
                           
                           
                           
                           
 
 
Down: 1) The breaking down of dead organisms and organic waste.2) The process that changes atmospheric nitrogen into nitrogen compounds that are usable by living things.4) A strand of DNA or RNA surrounded by a layer of protein that can infect and replicate in a host cell.5) A long whip-like structure on many bacteria.6) A mixture containing material from one or more deactivated pathogens, such as viruses. 8) A process during which two bacteria of the same species attach to each other and combine their genetic material. 10) An agent that causes diseases. Across: 3) A thick internal wall that a bacterium builds around it’s chromosome and part of its cytoplasm.5) Cell division that that forms two genetically identical cells.7) A process of heating food or liquid to a temperature that kills most harmful bacteria.9) The use of organisms, such as bacteria, to clean up environmental pollution. 11) A microscopic prokaryote.12) A protein that can attach to a pathogen and make it useless13) A medicine that stops growth and reproduction of bacteria.
 

 

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