Crossword Puzzle

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Across
  1. 5. Thread-like carriers of hereditary information, visible during cell division.
  2. 7. Intracellular matrix that supports organelles and facilitates biochemical reactions.
  3. 8. A process where molecules move from high to low concentration without energy input.
Down
  1. 1. Type of cell lacking membrane-bound organelles.
  2. 2. membrane Semi-permeable boundary that facilitates selective exchange of materials.
  3. 3. Cell division producing genetically identical diploid cells.
  4. 4. Division type that results in four genetically varied haploid cells.
  5. 5. wall Rigid structure external to the plasma membrane in plant cells.
  6. 6. Passive transport mechanism involving net movement of water.
  7. 9. Control center of the cell that contains genetic material.