Transport across cells - revision crossword

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Across
  1. 3. Yellow fluid component of blood that circulates nutrients (6).
  2. 5. Plant structures for water and nutrient uptake from the soil (5).
  3. 7. A site where substances are transferred between an organism and its surroundings (8,7).
  4. 8. The mechanism of moving air in and out of the respiratory system (11).
  5. 9. Simple carbohydrates that provide energy, like glucose (5).
  6. 10. The biological process of waste removal from an organism (9).
  7. 12. The gas taken in by plants for photosynthesis and released by animals (6,7).
  8. 14. The overall flow of a substance from one side of a membrane to the other (3,8).
  9. 16. Specialized plant cell for uptake of water and minerals from the soil (4,4,4).
  10. 18. Describing a solution with a lower concentration of solutes compared to another (9).
  11. 20. How much of a substance is present in a given volume or area (13).
  12. 22. The process of energy production from food molecules in cells (11).
  13. 23. Nitrogenous waste produced by cellular metabolism in animals (4).
  14. 24. Describing a membrane that selectively allows substances to pass (9,9).
  15. 26. Inorganic charged particles required by organisms for various functions (7,4).
  16. 27. The diffusion of water across a selectively permeable membrane (7).
  17. 28. The energy-driven movement of substances against a concentration gradient (6,9).
Down
  1. 1. The measure of an object's exposed surface, crucial for biological exchange (7,4).
  2. 2. The variation in concentration of a substance across a space (13,8).
  3. 4. The respiratory organs for gas exchange in mammals (5).
  4. 6. Photosynthetic plant organs involved in gas exchange (6).
  5. 11. Primary site for nutrient absorption in the digestive tract (5,9).
  6. 13. A difference in substance concentration between two areas (13,8).
  7. 15. The spread of particles from an area of higher concentration to one of lower concentration (9).
  8. 17. Essential respiratory gas for both flora and fauna (6).
  9. 19. Aquatic breathing organs for oxygen extraction in fish (5).
  10. 21. Indicator of thermal energy within a substance or environment (11).
  11. 25. Describing a solution with a higher concentration of solutes compared to another (10)