Plant growth

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Across
  1. 3. fruit.
  2. 6. when there is a sticky substance at the base
  3. 8. what causes changing in hormones, besides
  4. 10. what.
  5. 12. cone-bearing plants and are mainly conifer
  6. 15. another name for flowering plants
  7. 17. what is there 2 of in each grain of pollen
Down
  1. 1. The reproductive structure of a gymnosperm
  2. 2. When a plant reacts to its environment
  3. 4. Each scale has 2 female parts called what
  4. 5. Plant cells make a chemical that controls
  5. 7. hormone used for growth in roots and stems.
  6. 9. a single cell is what
  7. 11. where the male cones release their pollen
  8. 13. the scale
  9. 14. What do male cones produce
  10. 16. a single cell that splits and develops is