KS3 - Microbes
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Created by:
matthewwtts on February 27, 2012
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21 terms
Terms | Definitions |
|---|---|
 Tanglin Trust School |  |
| Agar | Gel-like substance used for growing bacteria, fungi, plant, or other cells |
| Antibiotics | Groups of drugs used to block the growth and reproduction of bacterial pathogens. |
| Beneficial Uses of Bacteria | (Just a few examples)-Yogurt cultures, fermentation, aiding in decomposition, the release of elements such as carbon and nitrogen, the production of cheese. |
| Culture | To grow microorganisms in a nutrient medium like agar |
| Fermentation | Anaerobic respiration carried out by microbes where sugar is broken down to release lactic acid or alcohol |
| Host | a living thing that provides a source of energy for a virus or an organism |
| Hyphae | A feeding network in fungi |
| Inoculate | To introduce a micro-organism onto an agar plate |
| Immunization | When an attenuated pathogen is injected into the body, giving the immune system the ability to identify that pathogen in the future, creating a quicker immune response. |
| Joseph Lister | The first doctor to prove that the sterilization of instruments and bandages prevents death from infection. |
| Louis Pasteur | A French scientist who lived in the 1800's. He proved that anthrax vaccines protect sheep from anthrax. He invented the process of pasteurization, and theorized about the process of sterilization. |
| Micro-organism | Microscopic-sized organisms, like bacteria, viruses or fungi. |
| Protein coat | Surrounds a virus and is detected by the body's immune system |
| Pasteurization | The process of heating liquids at a low heat for a long period of time in order to kill microbes. |
| Penicillin | A group of antibiotics derived from penicillin fungi. |
| Sterilise | To make free from bacteria |
| Spores | released by fungi in reproduction |
| Toxin | Poisonous substance produced by bacteria inside the body |
| Virus | A tiny micorbe that invades and then reproduces inside a living cell |
| Yeast | A unicellular fungi that breaks down complex nutrients, making them available for other organisms. |
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