after the saliva is out of the mouth how long does it take for the dna in the cells to die?

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after the saliva is out of the mouth how long does it take for the dna in the cells to die?

2007-10-12 16:35:45 · 2 answers · asked by Berry Nice 2 in Science & Mathematics ➔ Biology

2 answers

DNA isn't a living organism. So it never dies.

Depending on conditions it does degrade and break down.

2007-10-12 16:43:52 · answer #1 · answered by Mr Soul 4 · 0⤊ 0⤋

I'm not sure it ever does. Cold Case on CBS is always finding new ways to identify bodies, etc., and I'm quite sure that old, old saliva samples have been used to solve cases.

TX Mom
not an expert

2007-10-13 10:55:59 · answer #2 · answered by TX Mom 7 · 0⤊ 0⤋