B3 so far

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Across
  1. 1. These are transported into the root by active transport
  2. 4. A condition in plants in which transpiration is happening at a rate faster than the plant can take water in throught the roots
  3. 5. The large artery in which blood leaves the heart to travel round the body
  4. 6. found in plasma and have no nucleus
  5. 9. This is found on the surface of leaves to prevent transpiration
  6. 10. The vessel in a plant that carries glucose
  7. 11. An important ingredient in sports drinks
  8. 13. This is created by the thin membrane of the alveoli
  9. 14. The process by which water leaves leaf tissue
  10. 17. Prevent backflow in veins
  11. 18. The vessel in a plant that carries water
Down
  1. 1. The alveoli must be _______ to allow gases to dissolve for diffusion
  2. 2. A mechanism of transporting substances against their concentration gradient
  3. 3. These control the opening and closing of stomata in different environemntal conditions
  4. 7. Water molecules in the xylem have ________ forces which aid in water transport
  5. 8. All exchange surfaces have this to ensure efficient gas exchange
  6. 12. An exchange surface in mammals that uses diffusion and active transport
  7. 13. A devise used to hold open arteries
  8. 15. vein carries blood from the lungs to the heart
  9. 16. The transport of water across a partially permeable membrane