Vocab puzzle

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Across
  1. 3. To destroy completely or put an end to
  2. 4. Severe life-threatening allergic reaction
  3. 8. A poison produced by a living organism
  4. 9. Spreading widely throughout an area
  5. 10. Slender threadlike part of a climbing plant
  6. 12. A change of the form or nature of a thing
  7. 13. A bacterium or virus that can cause disease
  8. 15. To begin to grow and put out shoots
Down
  1. 1. Spreading very quickly and harmfully
  2. 2. Capacity to recover quickly from difficulty
  3. 5. Offspring of two different species or varieties
  4. 6. Expert who studies the scientific study of plants
  5. 7. An event causing great and sudden damage
  6. 11. To change in form nature or substance
  7. 14. Resistant to a particular infection or toxin