Cells

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Across
  1. 2. A rigid structure that gives protection, support, and shape to plant cells
  2. 3. A solution with a higher concentration of dissolved particles compared with another solution
  3. 4. Forms a boundary between the cell and its surrounding enviornment; it also controls the passage of materials into and out of the cell
  4. 5. A theory that states all organisms are made of cells, all cells are produced by other cells, and the cell is the basic unit of life
  5. 6. A solution with a lower concentration of dissolved particles compared with another solution
  6. 8. Diffusion of molecules assisted by protein channels that pierce a cell membrane
  7. 9. Tiny organelles that link amino acids together to form proteins
  8. 10. An action that does not require energy
  9. 11. A solution that has an equal concentration of dissolved particles compared with another solution
  10. 12. Spaces containing enzymes that process, sort, and deliver proteins
  11. 13. energy requiring movement of molecules across a membrane from a region of low concentration to a region of high concentration
  12. 15. Movement of large particles out of the cell
  13. 16. Movement of large particles into the cell
Down
  1. 1. Membrane bound structure that is needed to perform a certain process in a cell
  2. 3. Water loving; attracted to water
  3. 4. A jellylike substance that contains dissolved molecular building blocks
  4. 5. Different in the concentration of a substance from one location to another
  5. 7. A fluid filled sac used for storage of materials needed by a cell
  6. 14. Movement of water across a cell membrane
  7. 17. Basic unit of life