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Across
  1. 3. the ability of plants to sense day length to activate periods of growth or dormancy
  2. 5. the ability of plants to determine direction so that roots grow downward and stems grow upward
  3. 7. movement of plants or growth towards the direction of sunlight
  4. 8. a mass of stem cells at the tips of roots and stems that is the site of new plant growth
  5. 10. the process that transport sugars throughout phloem in plants
Down
  1. 1. a theory that explains the movement of water through xylem vessels in plants
  2. 2. a lateral meristem that generates layers of cork
  3. 4. a meristem that increases the diameter of stems and roots
  4. 6. a lateral meristem between the xylem and phloem that produces woody growth in some plants
  5. 9. bumps on the stems of plants that give rise to branches, buds, and leaves