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Micro Organisms
Science for seven- to nine-year-olds. What bacteria are, and what they do. Plus a look at your skin as a habitat and what's really there when you have a sore throat.
Last on
Thu 4 Feb 2010
11:20
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Microorganisms (clip compilation)
Duration: 00:43
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The bacteria that lives on skin
Duration: 00:53
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Microorganisms at work in a sewage farm
Duration: 00:47
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Interdependence and adaptation (clip compilation)
Duration: 00:50
