Semester Crossword

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Across
  1. 2. By-product of photosynthesis
  2. 6. Made up of amino acids
  3. 7. Packets of light energy
  4. 8. The scientific study of life
  5. 10. The powerhouse of the cell
Down
  1. 1. Stored energy
  2. 3. Measure of disorder
  3. 4. Repelled from water
  4. 5. The basic units of life
  5. 9. Charged atoms