bio words

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Across
  1. 2. – The simple sugar produced as the main energy storage product of photosynthesis.
  2. 5. – The gas released as a byproduct when water is split during photosynthesis.
  3. 6. – An energy carrier molecule that transports high-energy electrons for the Calvin cycle.
  4. 9. – An electron carrier that transfers electrons from Photosystem II to the cytochrome complex.
Down
  1. 1. – A copper-containing protein that transfers electrons to Photosystem I.
  2. 3. – A particle of light that excites electrons during photosynthesis.
  3. 4. – An iron-sulfur protein that transfers electrons from Photosystem I to NADP⁺ reductase.
  4. 7. – The molecule split in photosynthesis to provide electrons and protons, releasing oxygen.
  5. 8. dioxide – The gas that plants take in from the atmosphere to produce sugars.
  6. 9. – The special chlorophyll molecule in Photosystem II that absorbs light best at 680 nm.