1.1.2 and 1.2.3

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Across
  1. 2. The act of moving towards (positive) or away (negative) chemicals.
  2. 3. A eukaryote that has pseudopodium that it uses to move and doesn't have a definite shape.
  3. 6. A eukaryote that uses a flagella to move and has an eyespot.
  4. 7. The third life on earth
  5. 8. The act of moving towards (positive) or away (negative) light.
  6. 9. A eukaryote that has cili for movement.
  7. 10. Organisms use chemicals to make their own food.
  8. 11. What kind of DNA does a prokaryote have?
  9. 13. What were the sources of gases in early earth's atmosphere.
  10. 14. Organisms get energy by consuming other organisms.
  11. 17. The first life on earth
  12. 18. When two cells split to form copies of themselves. (asexual)
Down
  1. 1. The fourth life on earth.
  2. 4. How many years ago did the first life on earth appear?
  3. 5. Organisms make their own energy internally.
  4. 7. When two cells exchange DNA plasmids through two pili.
  5. 8. The second life on earth
  6. 12. Organisms use the energy from the sun to create food and energy.
  7. 15. A prokaryotic cell
  8. 16. Detects light