Photosynthesis

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Across
  1. 2. Sometimes referred to as a "quantum" of electromagnetic energy.
  2. 5. An organism that ingests or absorbs organic carbon in order to be able to produce energy and synthesize compounds to maintain its life.
  3. 6. It is the set of chemical reactions that take place in chloroplasts during photosynthesis.
  4. 8. Thylakoid sacs arranged in stacks.
  5. 9. Land plants, algae and certain prokaryotes are known as __________.
  6. 11. A membrane-bound compartment inside chloroplasts and cyanobacteria.
  7. 12. The inner tissue of a leaf, containing many choloroplasts.
  8. 13. The part of a tissue or organ that has a connective and structural role.
  9. 17. Organelles found in plant cells and eukaryotic algae that conduct photosynthesis.
  10. 18. In the process of photosynthesis, the phosphorylation of ADP to form ATP using the energy of sunlight is called _______.
  11. 20. Are organisms that obtain energy by the oxidation of electron donors in their environments.
  12. 21. An array of protein and chlorophyll molecules embedded in the thylakoid membrane of plants, which transfer light energy to one chlorophyll a molecule at the reaction center of a photosystem.
  13. 22. The distance from one wave peak to the next.
  14. 23. An enzyme involved in the first major step of carbon fixation.
  15. 25. The portion of the electromagnetic spectrum from 380 to 760 nm.
  16. 26. The main pigment of photosynthesis.
  17. 27. A graph of the relative effectiveness of different wavelengths of light.
  18. 28. Plant pigments responsible for bright red, yellow and orange hues in many fruits and vegetables.
Down
  1. 1. Greek word which means 'nourishing'.
  2. 3. It is the movement of ions across a semipermeable membrane, down their electrochemical gradient.
  3. 4. The entire range and scope of frequencies of electromagnetic radiation and their respective wavelengths and photon energies.
  4. 7. It is a complex of several proteins, pigments and other co-factors that together execute the primary energy conversion reactions of photosynthesis.
  5. 8. Lowest energy state of an atom.
  6. 10. Greek word which means 'self'.
  7. 14. The decomposition or separation of molecules by the action of light.
  8. 15. Greek prefix which means 'light'
  9. 16. It refers to a process in plant metabolism where the enzyme RuBisCO oxygenates RuBP, causing some of the energy produced by photosynthesis to be wasted.
  10. 18. Are the organisms that carry out photon capture to acquire energy.
  11. 19. Greek word which means 'other'
  12. 24. Found in chloroplasts which mediates electron transfer and contains an iron-sulfur cluster.