Chapter 3

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Across
  1. 2. walls of hollow organs , stomach
  2. 3. specialized structure that performs cellular functions
  3. 4. tissue lining body cavities
  4. 5. release product
  5. 6. Powerhouse of the cell
  6. 10. from higher to lower pressure
  7. 14. connect bones to bones at joint
  8. 15. one layer of cells
  9. 16. found where a structure with elasticity is required
  10. 17. nucleus DNA-MRNA
  11. 18. what makes up organs
  12. 19. open external environment
  13. 20. lining covering the glands tissue of the body
  14. 24. tendons and ligaments
  15. 26. the in structure that is particularly made to protect the nucleus
  16. 27. a carrier protein that uses ATP to actively transport sodium ions out of the cell and potassium ions into the cell
  17. 28. pores a hole in the nuclear envelope that allows genetic information to pass In and out of the nucleus
  18. 31. contains digestive enzymes
  19. 32. brain, spinal cord and nerves
  20. 36. tissue in glands
  21. 37. heart
  22. 40. supports cell like bones support us, frame work
  23. 41. prevents cells from pulling apart
  24. 42. the futile found in the inter cellular space between cells
Down
  1. 1. replace with same cells
  2. 5. passageways between adjacent cells that allow communication
  3. 7. tissue that stretches. Found in urinary system.
  4. 8. fat cells
  5. 9. a cartilage cell
  6. 11. more than one layer protects the outside of body (skin)
  7. 12. basic unit for life
  8. 13. a projection from the cell
  9. 21. a gradient of low concentration to high
  10. 22. controls center of cell. Synthesizes DNA and RNA
  11. 23. selectively permeable Barnes between interior and exterior cells
  12. 25. tissue that connects body parts
  13. 29. division mitosis and meiosis
  14. 30. mature bone cells that maintain bone tissue
  15. 33. darkly stained regions of the nucleus
  16. 34. microscopic, hair like protection on surface of some cells
  17. 35. GAMETES, dividing
  18. 38. fluid found without the cell but outside of the nucleus
  19. 39. substance in which another substance is dissolved forming a solution