7th cells

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Across
  1. 1. inside the cell, helps the cell maintain its shape, looks like fibers and tubules
  2. 4. all the small structures within the cell that each have their own function are called this
  3. 6. this type of electron microscope shows inside the cell
  4. 9. this type of electron microscope shows 3D images
  5. 14. organelle that breaks down materials for the cell
  6. 17. cells are the basic units of structure and function in all ___ things
  7. 18. a widely accepted explanation of the relationship between cells and living things
  8. 19. the cell membrane is also sometimes called the ___ membrane
  9. 22. the rigid layer that surrounds plant cells and some bacterial cells
  10. 27. scientist that said “all plants are made of cells”
  11. 28. process of removing large particles form the cell
  12. 29. what von Leeuwenhoek called the tiny organisms he saw in pond water
  13. 31. all ___ ___ are composed of cells
  14. 32. compounds found in fats and oil, used for making new cell membranes
  15. 33. a lens that is thicker in the middle is called this type of lens
  16. 36. organelle that takes sunlight, carbon dioxide and water and makes food for the cell
  17. 38. found within the nucleus, makes ribosomes
  18. 40. a network of membranes near the nucleus that takes the proteins the ribosomes makes and changes them to usable molecules
  19. 43. scientist that looked at cork and termed the use of the word “cell” for the structures he saw
  20. 45. taking in large particles by the cell require this process to happen where the cell membrane will surround the particle and engulf it
  21. 47. what the cell wall is made of- makes it strong
  22. 48. focusing on an object to get a sharp image is called good _____
  23. 49. elements bonded together make these
  24. 51. the control center of the cell
  25. 52. transport through a cell that doesn’t require energy is called this type of transport
  26. 54. cells that perform a specific function are called ___ cells
  27. 55. endoplasmic reticulum that has ribosomes embedded in it is called ____ ER
  28. 56. organelle that receives things from the ER, it changes them and packages them
  29. 57. the basic units of structure and function in all living things
  30. 58. scientist that said “all animals are made of cells”
  31. 59. a single cell has the same needs as an ____ organism
Down
  1. 1. found in breads and pastas, needed to make cells membranes
  2. 2. found in red meats and fish and nuts, needed by cells
  3. 3. organs working together make __ ___
  4. 5. an instrument that makes objects appear larger
  5. 7. strands of DNA in the nucleus
  6. 8. living cells are produced from ___ living cells
  7. 10. found in seafood and vegetables, needed for the cells to make new DNA
  8. 11. scientist that said “all cells come from other cells”
  9. 12. thick fluid through which the organelles move in a cell
  10. 13. this type of microscope uses light and lens to magnify specimens (3 words)
  11. 15. organelles that make proteins
  12. 16. looked at pond water and saw living organisms
  13. 20. organelle that converts food into energy
  14. 21. storage organelle for the cell, very large in plant cells
  15. 23. the green pigment that can be found in some chloroplasts is called this
  16. 24. electron microscopes use a ___ of electrons to magnify an image
  17. 25. transport that does require energy to move things in and out of the cell
  18. 26. the cell membrane is selectively ____, which means it lets some things in and not others
  19. 30. a group of cells working and doing the same function make a ____
  20. 34. our bodies are 70 percent ___
  21. 35. the passing of water from an area of high concentration to a lower concentration
  22. 37. water in the cell helps keep the cell’s ___ stable
  23. 39. any substance that cannot be broken down into a simpler substance
  24. 41. the nucleus is surrounded by a nuclear _____
  25. 42. these organelles aid in cell division, there are 2 of them in a cell
  26. 44. proteins that speed up chemical reactions are called this
  27. 46. controls what enters and exits the cell
  28. 50. this type of diffusion uses a protein channel to get big things through the cell membrane
  29. 53. going from an area of high concentration to one of lower concentration