Complete the crossword, then click on "Check" to check your answer. If you are stuck, you can click on "Hint" to get a free letter. Click on a number in the grid to see the clue or clues for that number.

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Across: 4. impressions on the surface of the curved arches of fingertips 5. the use of science and technology to investigate and establish facts in criminal or civil courts of law 7. on of the three types of fingerprints 9. the bones that protect the brain

Down: 1. these bones hold you body upright 2. the genetic material that determines specific characteristics of living things 3. an abbreviation for electrostatic dust print lifting machine 4. an outline left by a foot on a surface 6. the fluid consisting of plasma, blood cells, and platelets 8. the smallest structural units of organisms