Friday, June 27, 2008
DNA Everywhere
Forensic scientists find DNA just about anywhere because it is in all human cells that have a nucleus and they can find cell in all bodily fluids since the cells rub off into them so they can find DNA in spit, urine, semen even the oils secreted from your skin so you may leave a fingerprint that the police can not identify but they can often obtain skin cells from it and get a DNA fingerprint
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2 comments:
Aren't there about 5 to 6 trillion cells. . .the DNA strand is 4 to 6 feet long. . .I am pulling this out of memory so you may want to verify this with Dave Burns.
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