1.Unknown Substance Lab
the unknown substance was aspirin if you compare the results.
2.Fingerprints
to take latent prints you need to put your finger on a ink pad and press it on the paper
3. hair
we looked at our hair under a microscope
4.shoeprint
If you look at the shoeprint you can see the bug like shape that is on the bottom of Anna's shoe.
5.blood typing
What is DNA
D.N.A is what tells people apart