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Physical Minimum Organism
factors
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Temperature -30° C Algae (photosynthesis),
pink yeast (growth)
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Magnetism 0-50 gamma (=×10⁻⁵ Human
gauss)
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Gravity 0 g Human, plants, animals
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Pressure 10⁻⁹ mm Hg (5 days) _Mycobacterium_
_smegmatis_
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Microwave 0 W/cm²
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Visible 0 ft-c Animals, fungi,
bacteria
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Ultraviolet 0 erg/cm²
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X-ray 0 rad
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Gamma ray 0 rad
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Acoustic 0 dyne/cm²
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