Classification of Marine Life

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Across
  1. 6. animals without a backbone
  2. 7. drifting animals are called this
  3. 8. body plan is arranged into two sides
  4. 11. body plan is arranged around a central point
  5. 14. one of the oldest bacteria that is over 3.5 billion years old
  6. 15. phytoplankton are known to transform sunlight and what into food
  7. 16. back of a fish
  8. 17. initial name for archaea
  9. 20. the native species that Vibrio hitches a ride on
Down
  1. 1. sea grasses produce more of this than any other plant on earth
  2. 2. complex uni/multicellular cells
  3. 3. belly of a fish
  4. 4. head
  5. 5. heat from environment
  6. 9. simple unicellular cell
  7. 10. small piece of organism branches off original to from a new one
  8. 12. body plan that has no uniformity
  9. 13. tail
  10. 18. plankton comes from this greek word meaning wandering
  11. 19. reproductive organs that produce gametes