Across
- 2. products of photosynthesis
- 4. light-independent reactions of photosynthesis
- 6. the anaerobic process by which yeasts and other microorganisms break down sugars to form ATP, carbon dioxide and ethanol
- 11. Describes how carbon enters, passes through, and exits an ecosystem.
- 12. In a chemical reaction, the process when one of the reactants has lost electrons. (Hint: LEO)
- 15. Enzyme that catalyzes the synthesis of ATP in both photosynthesis and cellular respiration.
- 17. The process that transfers energy from glucose to ATP.
- 21. Process by which cells release energy in the absence of oxygen
- 22. second stage of cellular respiration, in which pyruvic acid is broken down into carbon dioxide in a series of energy-extracting reactions
- 23. The breakdown of glucose by enzymes, releasing energy and pyruvic acid.
- 25. Innermost compartment of the mitochondrion; location of the Krebs cycle.
- 27. Describes a process that requires oxygen
- 28. Organelle that is the site of ATP (energy) synthesis by oxidative phosphorylation.
- 30. Describes a process that does not require oxygen.
- 32. light-collecting units of the chloroplast made up of clusters of chlorophyll and electron transport proteins
- 35. An organelle found in plant and algae cells where photosynthesis occurs
- 38. organism that is able to capture energy from sunlight of chemicals and use it to produce its own food from inorganic compounds; also called producer
- 39. A series of anaerobic chemical reactions using pyruvic acid that supplies energy when oxygen is scarce
- 41. (ETC) series of electron carrier proteins that shuttle high-energy electrons during ATP-generating reactions
- 47. reactions of photosynthesis in which energy from ATP and NADPH is used to build high-energy compounds such as sugars
- 49. This compound is produced when Coenzyme A is attached to a pyruvate; it then enters the citric acid (krebs) cycle.
- 50. 6CO2 + 6H2O --> light energy --> C6H12O6 + 6O2
Down
- 1. Where (in the cell) glycolysis occurs.
- 3. A gas produced by plants during photosynthesis that animals use for respiration
- 5. reactions of photosynthesis that use energy from light to produce ATP and NADPH
- 7. A gas produced by animals during cellular respiration that plants use for photosynthesis
- 8. organism that obtains energy from the foods it consumes; also called a consumer
- 9. reactants of photosynthesis
- 10. C6H12O6 + 6O2 --> 6CO2 + 6H2O + ATP
- 13. Positively charged hydrogen atoms that have lost an electron.
- 14. main energy source that cells use for most of their work
- 16. In a chemical equation, one of the products gains electrons (hint: GER)
- 18. The end result of a chemical reaction.
- 19. process by which plants and some other organisms use light energy to convert water and carbon dioxide into oxygen and high-energy carbohydrates such as sugars and starches
- 20. reactants of cellular respiration
- 24. A process for synthesizing ATP using the energy of an electrochemical gradient and the ATP synthase enzyme.
- 26. A chemical substance that is present at the start of a chemical reaction
- 29. compound used by cells to store and release energy
- 31. process in which chemical energy is used to produce carbohydrates
- 33. Light-absorbing molecule
- 34. Three-carbon compound that forms as an end product of glycolysis.
- 36. a lower-energy molecule that can be converted into ATP by the addition of a phosphate group
- 37. The folded, inner membrane of a mitochondrion that houses the electron transport chain and the enzyme catalyzing the synthesis of ATP.
- 40. The location of Photosystems I and II.
- 42. Ribulose carboxylase, the enzyme that catalyzes the first step of the Calvin cycle
- 43. electron carrier used in cellular respiration.
- 44. 3 carbon dioxides attach to this molecule to start the Calvin Cycle (this is also the final molecule produced by the Calvin Cycle).
- 45. Green pigment in plants that absorbs light energy used to carry out photosynthesis
- 46. The fluid of the chloroplast surrounding the thylakoid membrane; involved in the Calvin cycle.
- 48. electron carrier used in photosynthesis
