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When all the microbes have been killed e.g. by radiation or heat. |
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He developed a carbolic acid spray for operations. |
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Microbes with a cell wall but no nucleus. |
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A word for small living things. |
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They have long, thin cells and produce spores. |
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A drug that kills bacteria. |
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It has to be in cells to reproduce. |
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It kills microbes on surfaces e.g. bleach. |
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It is used on skin to stop a cut being infected. |
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It is made by the body to help us get better. |
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A microbe is injected to stop us getting a disease. |
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When the poisons made by a microbe affect us. |
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The time for us to start felling ill. |
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A useful fungus. |
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The gas that makes bread dough rise. |
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A depressant drug made by a useful microbe. |
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Heating milk to about 70OC and then cooling it quickly. |
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He discovered that microbes make food go off. |
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The virus disease prevented by the first vaccination. |
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This preserves food by taking away its water. |