Biology

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Across
  1. 3. Membrane-bound sac used for storage in cells.
  2. 5. net movement of particles from a high concentration to a low concentration
  3. 6. Membrane-bound sac used to create proteins.
  4. 8. Substance that speeds up chemical reactions in the body.
Down
  1. 1. Organelle responsible for photosynthesis in plants.
  2. 2. Process by which cells divide to form new cells.
  3. 4. Green pigment found in chloroplasts.
  4. 7. Basic unit of a living organism.