[Steven Cherry]

Steven Cherry asked the Naked Scientists:
   
Hi this is Steve Cherry from Lethbridge Alberta Canada. I listen to your great podcasts every weekend after our own domestic science show, Quirks and Quarks.

My question is: I read that a couple of researchers have said they have extracted dinosaur DNA; how do they separate it from other fragmentary remnants contaminating the sample from other micro-organisms?

What do you think?