Fingerprint+QuestionsMJ

11. C 12. A 13. A 14. C 15. D 16. A line is drawn from the center of the core to the delta then count the ridges 17. a fingerprint is a print that is left behind by a person from the ridges of the finger and the oils and salts. The fingerprint is unique and only twins have the same prints. 18. fingerprints are formed by the oils and salts getting left behind on a surface and they are left in the pattern of the ridges on the finger. 19. it is possible to alter fingerprints with chemicals. They can be removed but if you do not keep putting more chemical on then the fingerprints come back. 20. A) reacts with amino acids found in sweat B) reacts with amino acids C) reacts with Chloride from sweat D) Carbohydrates