Photosynthesis

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Across
  1. 3. CO2
  2. 5. If animals have animal cells then plants have...
  3. 7. The pores of the leaves.
Down
  1. 1. O2
  2. 2. H2O
  3. 3. Where photosynthesis take place.
  4. 4. The building block of carbohydrate/starch.
  5. 6. A kind of protein that helps fasten the process of digestion and synthesis.