Biology Crossword

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Across
  1. 1. What is the second stage of cellular respiration, in which pyruvic acid is broken down into carbon dioxide in a series of energy-extracting reactions?
  2. 5. formation of compounds in plants aided by radiant energy
  3. 6. an organism capable of synthesizing its own food
  4. 7. an organism that feeds on complex organic substances
  5. 9. What is a series of reactions that extract energy from glucose by splitting it into two three-carbon molecules called pyruvates?
  6. 11. living or active in the absence of free oxygen
Down
  1. 2. a complex protein produced by cells that acts as a catalyst
  2. 3. depending on free oxygen or air
  3. 4. An energy carrier that transport less energy than NADH but more than ATP; used in the Kerbs Cycle.
  4. 8. what is a 2-oxo monocarboxylic acid anion?
  5. 10. the body substance in which tissue cells are embedded