| 31. | Ultraviolet systems use light radiation to kill certain waterborne microorganisms.
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| 32. | But the deep diversity of microorganisms is not evident on the surface.
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| 33. | Heat treatment of juice destroys E . coli and other pathogenic microorganisms,
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| 34. | Successful germs rapidly multiply, building up an army of hardy microorganisms.
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| 35. | The soil contains microorganisms that help break down organic matter.
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| 36. | Any residual moisture is a breeding place for most microorganisms.
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| 37. | Yet, these devices are a breeding ground for microorganisms.
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| 38. | Spring water is typically protected from microorganisms sometimes found in surface water.
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| 39. | These are proteins produced by microorganisms found in soil and marine environments.
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| 40. | Septicemia : Invasion of the bloodstream by a virulent microorganism.
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