Plant Responses

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Across
  1. 2. This area contains specialized cells for detecting and responding to gravity.
  2. 6. Growing toward gravity.
  3. 9. Controls responses in animals.
  4. 10. Something that causes a reaction.
  5. 12. A state of inactivity.
  6. 13. Plant growth hormone controlling tropism.
  7. 14. A signalling chemical used by plants to control their responses.
Down
  1. 1. A living thing.
  2. 2. These hold plants to the soil.
  3. 3. A turning toward or away from a stimulus in the environment.
  4. 4. Organisms most often able to hunt for food.
  5. 5. Growing toward a light source.
  6. 7. Organisms most often rooted in the soil.
  7. 8. Produced by willow trees to kill bacteria.
  8. 11. Organism that causes disease in its host.