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| | biology - Microorganism |
 | | Even in hostile environments, like the poles, deserts, geysers, rocks, and the deep sea, some types of microorganisms have adapted to the extreme conditions and sustained colonies; these organisms are known as extremophiles. |
 | | Microorganisms are used in brewing, baking, biotechnology, recycling of other organisms' remains and waste products, and many other processes. |
 | | Microorganisms were probably the first form of life that appeared on Earth. |
| www.biologydaily.com /biology/Microorganism (382 words) |
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