Across
- 5. your main source of energy
- 6. sugars extracted from plants and used to sweeten foods are called _______
- 9. starches are classified as ______
- 11. single glucose units combine into complicated chemical arrangements are called ______
- 12. formed when plants combine single glucose units into more complicated chemical structures
Down
- 1. consists of plant materials that can't be digested by humans
- 2. used to sweeten many foods, while adding few or no calories
- 3. one- and two- unit structures; chemically simple
- 4. chemical process that makes carbohydrates
- 7. provide carbon, hydrogen, and oxygen
- 8. single units of sugars are called _______
- 10. green pigment in plants for photosynthesis