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2007-03-15 12:49:38 · 4 answers · asked by smr1423 1 in Science & Mathematics Biology

4 answers

I know that UV rays are good at killing bacteria. It disrupts the DNA in the bacterium so that it can't replicate properly.

2007-03-15 12:56:08 · answer #1 · answered by Silly me 4 · 0 0

Radiation kills all living beings by disrupting their DNA at low ranges, and by disrupting their molecules at high doses. It will kill all biological matter, bacterial and otherwise.

2007-03-15 19:53:06 · answer #2 · answered by charmedchiclet 5 · 0 0

Simply put, it fries the bacteria cellular structure, the same way as it kills cancer cells.

2007-03-15 20:03:39 · answer #3 · answered by The Hiker 3 · 0 0

dna denatures from the heat

2007-03-15 19:57:12 · answer #4 · answered by italien bum 2 · 0 0

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