Fingerprints.

Fingerprints are amazing if you think about it because if you look at all of your fingerprints they will all look different. All fingers have different patterns in there print. Fingerprint have one or more of a L.A.W which stands for loop, arch and whorl. Also fingerprints can be a source of evidence in a crime scene for example: If a forensic scientist found a fingerprint at a crime scene they can match it to a suspects     

fingerprint. Fingers have fraction ridges which are raised portions of an epidermis that’s on your palms, fingers, soles and toe skin. To find a fingerprint most of the time scientist use this magic chemical powder so that they can see in better.