Dessert

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Across
  1. 3. any changes in an organisms environment that cause a response
  2. 7. the ovary, and sometimes other parts of the flower, will develop into a fruit that contains one or more seeds
  3. 10. a slender threadlike object or fiber, especially one found in animal or plant structures
  4. 13. the base of the style, which contains one or more ovules
  5. 14. hormones that generally increase plant growth
  6. 17. when a plant's sperm and a plant's egg combine to create offspring
  7. 18. hormone that increases the rate of cell division, and in some cases can slow the aging process of flowers and fruits
  8. 19. plants that flower when exposed to less than 10 to 12 hours of darknes
  9. 21. male reproductive organ of a flower
  10. 22. female reproductive organ of a flower
  11. 24. a response that results in plant growth toward or away from a stimulus
  12. 26. daughter cells produced from haploid structures
  13. 27. the part of a stamen that contains the pollen
  14. 28. a series of chemical reactions that convert light energy, water, and carbon dioxide into the food-energy molecule glucose and give off oxygen
  15. 29. occurs when pollen grains land on a female reproductive structure of a plant that is the same species as the pollen grains
Down
  1. 1. plants that require 12 or more hours of darkness to flower
  2. 2. when a portion of a plant separates into a new plant, creating a genetically identical offspring
  3. 4. the growth of a plant towards light
  4. 5. a series of chemical reactions that convert the energy in food molecules into a usable form of energy called ATP
  5. 6. hormones that increase the rate of cell division and cell elongation
  6. 8. occurs when the life cycle of an organism alternates between diploid and haploid generations
  7. 9. immature diploid plant that develops from the zygote
  8. 11. female reproductive structure of a seed plant where the haploid egg develops
  9. 12. plants that flower when they reach maturity and the environmental conditions are right
  10. 15. a diploid cell resulting from the fusion of two haploid gametes; a fertilized ovum
  11. 16. forms from tissue in a male reproductive structure of a seed plant
  12. 20. a plant's response to the number of hours of darkness in its environment
  13. 23. hormone that helps stimulate the ripening of fruit
  14. 25. an embryo, its food supply, and a protective covering
  15. 28. hormones substances that act as chemical messengers within plants