Biology - Unit 2

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Across
  1. 3. ________ transport. Moving something in or out of a cell without the use of energy, from high to low concentration.
  2. 5. The molecule produced in glycolysis needed to produce acetyl-coa.
  3. 6. The process by which ATP and NADPH are used to make G3P.
  4. 11. ________ cycle. Second stage of cellular respiration.
  5. 12. ________ theory. The theory that some organelles in eukaryotes may have originated from early prokaryotic cells.
  6. 14. Network of protein filaments that helps give shape to a cell.
  7. 16. ________ electron microscope. Type of electron microscope that creates flat, 2D images.
  8. 20. ________ signaling. Signaling between cells that happens over long distances. Signal travels through the bloodstream.
  9. 21. Hair-like structure that helps cells adhere to surfaces.
  10. 25. ________ solution. A solution that will cause no shrinking or expanding in a cell placed within it.
  11. 26. ________ microscope. Type of microscope common in schools. Good for viewing living organisms.
  12. 29. ________ solution. Solution where water will diffuse into a cell in order to reach dynamic equilibrium.
  13. 33. ________ signaling. Type of signaling that happens between cells close to each other.
  14. 34. ________ endoplasmic reticulum. Makes things like lipids and steroids.
  15. 36. Cell ________. Regulates materials entering and leaving a cell.
  16. 37. Type of cell with no nucleus or membrane bound organelles.
  17. 38. The phase of the cell cycle where chromatin coils into chromosomes.
  18. 43. What bacteria have in their cell walls that archaea do not.
  19. 46. ________ diffusion. Type of diffusion where molecules pass through a special protein channel.
  20. 48. ________ signaling. Signaling that happens within a cell.
  21. 50. Structure on a cell that looks a bit like a tail. Helps cells move.
  22. 52. ________ over. Process during prophase I of meiosis where DNA is scrambled between chromosomes.
  23. 55. The number of molecules of water produced during aerobic cellular respiration.
  24. 57. The site of protein synthesis in a cell.
  25. 60. The phase of the cell cycle where nuclear membranes reform around the two distinct sets of chromosomes.
  26. 61. Transports materials within cells, or brings them out of cells.
  27. 62. Sub-stage of interphase where DNA is replicated.
Down
  1. 1. More complex type of cell, has a nucleus and membrane bound organelles.
  2. 2. First stage of cellular respiration. Anaerobic process.
  3. 4. The phase of the cell cycle where sister chromatids are pulled towards opposite sides of the cell.
  4. 7. What material did Robert Hooke describe as having box shaped, pore like structures that he called cells?
  5. 8. Anaerobic process that generates ATP after glycolysis.
  6. 9. A type of bulk active transport that involved taking material into the cell by infolding of the cell membrane.
  7. 10. A motor protein that can move across actin to help move things within the cell.
  8. 13. The number of net ATP produced in glycolysis per glucose molecule.
  9. 15. Diffusion of water specifically.
  10. 17. The process by which prokaryotes exchange information through a hollow bridge between cells.
  11. 18. The approximate amount of ATP produced by the electron transport chain.
  12. 19. ________ signaling. Signaling where a cell sends a signal to itself.
  13. 22. Signaling molecule that binds to a receptor.
  14. 23. Organelle that generates ATP, often referred to as the "powerhouse of the cell".
  15. 24. Prokaryote that uses CO2 as an energy source.
  16. 27. Cluster of chlorophyll and proteins in the thylakoid.
  17. 28. Lipid that is the main component of the plasma membrane of a cell.
  18. 30. Cellular respiration that requires oxygen is ________.
  19. 31. Stores materials in a cell like water or salts.
  20. 32. Cell ________. Forms during cytokinesis in plant cells.
  21. 35. The process that produces gametes.
  22. 39. The color a gram-positive bacteria will turn with staining.
  23. 40. ________ transport. Transport through the membrane that requires energy. Goes against the concentration gradient.
  24. 41. The phase of the cell cycle where chromosomes form a line across the center of the cell.
  25. 42. The phase of the cell cycle where neither mitosis or meiosis is occurring.
  26. 44. The name for a stack of thylakoids.
  27. 45. ________ cycle. Cycle that occurs during photosynthesis.
  28. 47. The nucleus is surrounded by the nuclear ________.
  29. 49. An animal cell placed in a hypertonic solution will become ________.
  30. 51. Organelle not found in animals. Captures energy from sunlight and converts it into glucose.
  31. 52. ________ furrow. Forms during cytokinesis in animal cells.
  32. 53. ________ fibers. Pulls apart genetic material in a cell during cell division.
  33. 54. The place where light independent reactions happen.
  34. 56. Amount of Co2 molecules needed for photosynthesis.
  35. 58. Semifluid substance in cells that contains everything outside of the nucleus.
  36. 59. Organelle that breaks down macromolecules or old organelles into smaller molecules.