Across
- 2. substance used to kill unwanted plants
- 4. precursor of auxin
- 7. first step in seed development
- 11. light mediated regulation of plant growth and development
- 12. the growing shoot apex’s ability to which the growth of lateral branches further down the stem
- 15. Both STM and WUSCHEL genes encode a ____________.
- 17. the opening where the pollen tube enters the ovule
- 19. which surface of a leaf is light harvesting
- 20. chromophore of phytochrome
- 21. characteristic growth and appearance of plants grown in the absence of light
- 27. outer cell layers of the shoot meristem
- 28. induces fruit ripening
- 29. gene that maintains stem cell population
- 30. male, pollen producing organs of the flower
Down
- 1. what is the name of the red light receptor
- 3. connects a developing plant embryo to the mother plant
- 5. embryo plant embryo at an early stage of development
- 6. what kind of phyllotaxy do leaves form about 137.5 degrees apart
- 8. chromophore of phototropin
- 9. promotes fruit development
- 10. precursor of gibberellins and abscisic acid
- 13. arrangement of leaves around a stem
- 14. inhibit regulation of lead senescence
- 16. gene that maintains the meristem in an indeterminate state
- 18. stalk that attaches a lead blade to the stem
- 22. a response to ethylene that inhibits root and hypocotyl elongation
- 23. where are cytokinin receptors synthesized
- 24. promote stem elongation
- 25. the two layers of cells that surround the ovule
- 26. present in regulatory protein that are degraded in response to gibberellins