Biology Review: Contains most if not all Clues

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Across
  1. 2. An organism that is able to produce living offspring is described as this.
  2. 4. Anaerobic bacteria eventually adapted to this type of oxygen breathing bacteria.
  3. 7. These islands are were Darwin studied finches, iguanas, and tortoises.
  4. 13. This is the ship that Darwin served on his voyage to the Galapagos.
  5. 15. The released oxygen bonded with hydrogen to form this life giving molecule.
  6. 18. These types of gasses where common in the primordial atmosphere.
  7. 20. His Theory of evolution explains how species change over time.
  8. 21. This is the type of isolation where the two groups are on seperate islands.
  9. 22. These types of bacteria released oxygen into the primordial atmosphere.
  10. 23. This is the type of isolation where the parts don't fit.
  11. 25. This type of venom is common with vipers.
Down
  1. 1. This type of band is found in vipers
  2. 3. These types of evolutions are often changes in size and color.
  3. 5. This drives evolution.
  4. 6. This type of fang is found in mambas and cobras.
  5. 8. Tortoises from different islands can be identified by their________.
  6. 9. This is the type of isolation where he is in the mood for love and she is in the mood for lunch.
  7. 10. This was the primary ingredient found in the primordial soup.
  8. 11. This type of soup was found on earth 3.5 - 4 billion years ago.
  9. 12. This occurs when a series of micro evolutions cause two parents from the same group to produce a viable offspring.
  10. 14. He thought that specimens adapted to their environment
  11. 16. When struck by lightening, these bubbles of hydrocarbon formed ________ acids.
  12. 17. This theory states that giraffes have extended necks because they adapted to higher leaves.
  13. 19. This type of venom is common with cobras and mambas
  14. 24. This is the type of isolation where two groups are separated by time.