[ebolyen]

It does seem like the state of the art differs from popular understanding. Not only is mitochondrial DNA straight forward (although not especially useful for forensics as it is maternal), but with specialized extraction it is still possible to recover nuclear DNA, just exceedingly painful to do so.

https://www.sciencedirect.com/science/article/pii/B978032399...

[divbzero]

Gattaca did portray hair as being more than enough for forensics. (“Keep your lashes on your lids where they belong. How could you be so careless?”)