Across
- 2. An organic substance, essential to the body, provided in small quantities by the diet.
- 3. Hormone secreted by the pancreas.
- 6. A molecule naturally present in a living organism and which participates in its metabolism and maintenance.
- 8. A branch of science that examines crystals.
- 10. International prizes awarded annually for outstanding work in physics, chemistry, physiology or medicine, literature, economics, and the promotion of peace.
Down
- 1. A toxin synthesized by certain species of molds of the genus Penicillium and is harmless to humans.
- 4. Arrangement of parts, as it appears when studied (example: atom)
- 5. The branch of science concerned with the substances of which matter is composed, the investigation of their properties and reactions, and the use of such reactions to form new substances.
- 7. An electromagnetic wave of high energy and very short wavelength, which is able to pass through many materials opaque to light.
- 9. A particle of a chemical element that forms the smallest amount that can combine.