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| an antibiotic drug used to kill bacteria. |
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| drugs used to kill bacteria diseases. |
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| the lowest (coldest) temperature bacteria can grow. |
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| the hightest(hottest) temperature bacteria can grow |
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| the best temperature for bacteria to grow and reproduce |
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| bacteria that changes poisonous gases in to something breathable. |
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| bacteria that recycles dead organisms and returns nutrients to the soil and air. |
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| produces and flavors our food |
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| tranfers DNA and RNA to another cell.. |
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| spherical-shaped bacteria |
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| a form of asexual reproduction. one cell divides in to two cells. |
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| The three main types of archaebacteria are salt lovers, heat lovers, and methane makers. |
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| lives in areas with high levels of salt. |
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| lives in hot water 60C to 80C |
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| live in animal intestines and swamps and giveoff methane gas |
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| bacteria that changes harmful chemicals to harmless ones. |
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| breaks down sugar and carbohdrates. |
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| bacteria that causes disease. |
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| bacteria uses this hairlike part for quick movement in a liquid environment |
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| found mold that killed bacteria... discovered penicilin |
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Definition
| an organism that consists of a single cell that doesn't have nucleus. |
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| Means "blue bacteria" They are producers(make their own food) that live mostly in water and contain the green pigment chlorophyll |
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| Most bacteria are eubacteria. Classified by the way they get food: consumers, decomposers, producers |
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| a protective shell around the bacteria that is slime |
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| E. coli is bacteria. Some E.coli are necessary for us to be healthy. They make vitamins, help digest our food, for example. Individual, " bad strains", of this bacteria can harm people. This bad strain can be found in unpastuerized milk, raw eggs and uncooked meats. E. coli kills millions of people every year. E.coli can cause hemorrhaging in the intestines and loss of water and salts. |
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| temperature for food spoilage |
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Definition
| 5=safe>>>><<<<<<65=safe ^ dangerous |
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| a poison produced by disease-causing organisms (pathogens) |
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| bacteria that produces disease, harmful bacteria |
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they are single celled organisms that are usually one of three main shapes :rod, sphere, spiral
99% are helpful to people and the world |
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| short, hairlike structures that extend from the cell membrane and help bacteria move |
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Dehydration
Food Preservation |
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Definition
| The process of removing water from food by applying very low heat or adding salt |
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Canning
Food Preservation |
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| The process of sealing food in a jar or can by applying high heat |
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Freezing
Food Preservation |
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Definition
| The process of lowering the temperature of foods below 32 degrees, the temperature at which water freezes |
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Pickling
Food Preservation |
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Definition
| The process of stocking food in a solution of salt water and/or an acid solution |
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Irradiation
Food Preservation |
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Definition
| The process of applying high enery radiation to foods to alter or destroy cell structures |
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