Across
- 3. An artificial extension that replaces a missing body part
- 4. The inability to get pregnant
- 6. X-ray movie
- 7. Small, circular pieces of DNA that naturally exist in bacteria
- 8. The outer layer in the stomach
- 9. First portion of the small intestine
- 10. Uneven splitting of chromosomes during meiosis
- 12. Unwinds DNA
- 14. Applied interdisciplinary science that integrates biology, mechanics, and electronics
- 17. One of the two classes of white blood cells
- 18. Main source of energy
- 19. Form of alternative medicine and a component of traditional Chinese medicine in which thin needles are inserted into the body
Down
- 1. Process of heating milk to kill harmful bacteria
- 2. Another term for red blood cells
- 5. Composed of one glycerol molecule bonded to three fatty acid molecules
- 8. Used to measure heart rate
- 11. The body protects itself from infection
- 13. Selective poison
- 15. Control centre of the cell
- 16. Groups of three base pairs that code for an individual amino acid