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                  14       15       16             17
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5 the transfer of genetic material in the form of DNA fragments from one cell to another or from one organism to another
6 an organism that needs the presence of oxygen in order to live
7 Form of recombination involving the transfer of genetic material into a host cell for replication
8 the biological treatment of hazardous waste by natural or genetically engineered microorganisms
9 protein-carbohydrate compound that makes the cell walls of bacteria rigid
10 a form of asexual reproduction in single-celled organisms by which one cell divides into two cells of the same size and genetic make up
11 an organism that obtains organic food molecules by eating other organisms or their byproducts and that connot synthesize organic compounds from inorganic materials
14 an organism that needs the absence of oxygen in order to live
19 single-celled organisms that have no nucleus or membrane bound organelles
20 a circular DNA molecule that is usually found in bacteria and that can replicate independent of the main chromosome
1 a long, hair- like structure that grows out of a cell and enables the cell to move
2 a toxin that occurs in the outer membrane of Gram negative bacteria and is released when the bacteria c4ell breaks apart
3 a short, thick hair-like protein sturcture that allows a bacterium to attach to other bacteria and surfaces
4 an organism that can live with or without oxygen
12 an organism that gets its energy from chemicals taken from the environment
13 the process by withich two oranisms bind together and one transfers DNA to the other through a structure called a sex pillus
15 a bacterial capsule that is made of a fuzzy couat of sticky sugars
16 an organism that produces its own nutrients from inorganic substances or from the environment instead of consuming other organisms
17 a thick-walled protective spore that forms inside a bacterial cell and resists harsh conditions
18 a protective layer of polysaccharides around the cell wall
19 an organism that gets its energy from sunlight
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