Unit 8 Science Section 2 Asexual Reproduction

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Across
  1. 4. the portion of a plant with the root system used in grafting
  2. 6. a plant structure with enlarged leaf bases and stored food surrounding a central bit of fleshy stem tissue
  3. 7. a one or few celled organism with chromosomes
  4. 9. the technique of developing roots on a stem of a plant while that stem is still attached to the parent plant
  5. 12. a horizontal stem at or just beneath the surface of the ground which can give rise to aerial stems
  6. 13. a kind of asexual reproduction involving the growth of a new individual from part of an older organism
  7. 15. a spore that develops by mitosis
  8. 17. a phenomenon in which animals or plants break into two or more parts and then each part grows into a new individual
  9. 18. a cutting of stem tissue used to grow a new plant
  10. 21. a cutting made from the root of a plant which develops adventitious buds and grows into a new plant
  11. 23. the central portion of a starfish
  12. 24. refers to the appearance of buds or roots from tissue which is not bud or root tissues
  13. 25. a technique in horticulture using a cutting made from a leaf or leaf tissue to grow a new plant
Down
  1. 1. the act of propagating or establishing and growing new plants
  2. 2. the portion of a plant with the root system used in grafting
  3. 3. plant which have true conductive tissues within them
  4. 5. a stem which grows out from the plant periodically producing a new stems and leaves on one side
  5. 8. a fleshy enlarged stem of a rhizome or stolon
  6. 10. a technique used in horticulture in which a part of the stem or a bud is inserted into a plant with a good root system
  7. 11. a short solid enlarged underground stem used for food storage and for asexual reproduction
  8. 14. a group of animals or simple plants attached to one another after undergoing asexual reproduction from a common parent
  9. 16. one-celled
  10. 19. a special kind of asexual spore found in many kinds of fungi
  11. 20. a small resistant cell that can grow into a new plant
  12. 22. method of asexual reproduction in animals in which one celled organism divides by mitosis into two organisms