crime scence dna

crime scence dna

1. sources /semen vaginal fluid skin cells blood hair and saliva

2. type

   • mitiochondrial dna
   • neucleus

3. problems

   • contamination
   • no match/no use
   • slow
   • no enough sample

4. mtach

   • codus
   • suspect
   • no match

5. steps to analyze

   • 1. extraction/pull from cell
     • 2. copy dna/pcr (polymerase)
       • 3. cut dna/Rflp
         • 4. separate/electrophoresis