Fingerprintintg+RAL

11) 12) d 13) a 14) c 15) d 16) They match points and can read the 150 differnet ridges patterns and tell what kind of print it is and that helps to narrow it but they can start to count them by certain points and match them 17) An imprint left by your finger on any surface 18) 19) No it is not possible to alter them because they keep coming back no matter what you try they still grow back and reform 20)a) amino acids and paper b) amino acids on household itmes and plastic and glass and skin c) wood and styrofoam and from your sweat, the chloride and salt combine to make silver nitrate to form silver chloride d) paper cardboard and unfinished surfaces, Iodine combines with carbohydrates i latent print