However, in resting horses, a heart rate over 80 can be a sign of a serious problem. If a calm horse has a pulse that is consistently over 60, it can also be a problem. Things that can increase the horse's heart rate include exercise, fear, pain, stress, and excitement.
Because blood analysis is a comparison analysis (comparison of the victim's blood and the suspect's blood to blood found at the crime scene), reference blood samples are needed from the victim and suspect. A comparison must be made between the genetic markers in the victim s blood and the suspect's blood.
Latent fingerprints, as described in earlier articles in this series, are fingerprints left at a crime scene that are not readily visible to the naked eye. But some crime scenes, especially those where physical violence has occurred, may harbor latent blood fingerprints and foot prints as well. Identifying Stains.