MBIO001 Marine microbes & ocean cycles

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Across
  1. 3. Produce the same amount of organic carbon as all rainforests combined
  2. 6. Part of the ocean, the 'twilight' zone
  3. 7. Abundant heterotrophic bacteria
Down
  1. 1. Abundant photosynthetic bacteria
  2. 2. Microbial Predator
  3. 4. Major component of sea salt
  4. 5. Important nutrient, particularly for phytoplankton