Across
- 3. gums and resins are..... given out by plants.
- 6. smallest living structure.
- 7. ability to produce more of their kind.
- 9. In ......plants utilize oxygen to release energy.
- 10. an organisms reaction to a stimulus.
Down
- 1. this in living things is irreversible.
- 2. ...... depend on plants for food.
- 4. unicellular organism
- 5. similar cell performing a particular function.
- 8. plants respond to this stimulus