biology

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Across
  1. 3. sorts and packages proteins and other molecules for transport out of the cell
  2. 5. the movement of molecules or other particles from an area of high concentration to an area of low concentration until they are evenly distributed
  3. 6. membrane covered sacs that transport and/or store materials inside the cell and sometimes help these materials cross the cell membrane to enter or exit the cell
  4. 7. the stage in the cell cycle when the contents of the nucleus separate into two identical copies
  5. 8. separates the inside of the cell from the external environment controls the flow of materials into and out of cell
  6. 9. the ability to grow new cells to replace damaged or lost body components
  7. 10. help to produce proteins, which make up much of cells structure and are required for activities necessary for the cells survival some ribosomes float in the cytoplasm, and others are attached to the endoplasmic reticulum
  8. 11. controls all cell actives
Down
  1. 1. includes the organelles, and other life-supporting materials, such as sugar and water, all contained by cell membrane
  2. 2. the number of molecules of a substance in given volume
  3. 4. the movement of water molecules across a membrane in response to concentration differences
  4. 8. cycle the continuous series of events in the life of a cell in which its born, grows, reproduces ,and dies