Astrobiology and Exobiology

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Across
  1. 3. to make energy
  2. 4. to get bigger or older
  3. 6. study of life in outer space
  4. 8. pooping, peeing, and sweating
  5. 9. how you understand what is around you
Down
  1. 1. stuff you get from food
  2. 2. study of living things
  3. 3. to have babies
  4. 5. when things move around
  5. 7. a planet that orbits a star