Fingerprinting+146-148+CEW

1. C 2. A 3. A 4. C 5. D
 * Multiple Choice**

1. In order to take a ridge count an imaginary line is drawn from the center of the core to the edge of the delta. 2. A fingerprint is defined by the ridges on a finger that can be impressed upon and copied onto certain surfaces. These prints identify individuals. 3. Fingerprint production occurs in the basal layer. A layer where within the skin where new skin is produced. This layer grows faster than the outer skin thus causing many different ridges. 4.It is possible to alter your fingerprints temporarily. One can apply acid to a finger and it will distort the fingerprint for sometime but will eventually come back. 5. a. The chemical ninhydrin reacts with the amino acids in the body, which are found in sweat. b. The chemical cyanoacrylate vapor reacts with the amino acids as well. c. The chemical silver nitrate reacts with the chloride from salt (sweat). d. Iodine fuming reacts and combines with carbohydrates.
 * Short Answers**