Biology

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Across
  1. 4. movement of substances from an area of high concentration to low concentration
  2. 5. chromosomes reach the opposite poles of the cell
  3. 6. first phase of mitosis
  4. 7. organelles that help produce proteins
  5. 10. not allowing fluid to pass through
  6. 12. collection of similar cells that perform a function
  7. 15. allowing liquids or gases to pass through it
Down
  1. 1. chromosomes split
  2. 2. division of the cytoplasm into equal parts
  3. 3. when a cell grows and carries out its usual functions, makes copies of its DNA
  4. 8. movement of water particles from a region of high concentration to low concentration
  5. 9. structure composed of two or more tissues
  6. 11. double stranded chromosomes line up in the middle
  7. 13. group of diseases that result from uncontrolled cell growth
  8. 14. basic unit of life