[ahayes]

I doubt any DNA remains, it's probably completely shredded. Instead I hope some fragments of protein remain since it's a much tougher molecule. Some tests Dr. Schweitzer did suggest fragments of collagen may remain.

[staytrue]

I doubt any DNA remains, it's probably completely shredded.

Yes that is true, but there may be residuals that give hints to the base pair sequence. If each cell has 20-40 hints and you have millions of cells to work with, there may be enough to deduce the sequence.