Across
- 4. sugar with two chemical units
- 6. tastes sweet, but few or no calories
- 9. the body's main source of energy
- 12. how plants create oxygen and glucose
- 13. sugar with a single chemical unit
Down
- 1. more complex structure than sugar
- 2. has a simple chemical structure
- 3. extracted from plants for sweetness
- 5. supplies energy to the body
- 7. the green pigment in plants
- 8. plant material not digested
- 10. sugar made of several monosaccharides
- 11. requires more work to digest