Puzzle 4

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Across
  1. 2. The largest country in the world.
  2. 6. An optical instrument used for observing small objects.
  3. 9. The contents of a cell minus the nucleus.
  4. 10. An electronics company which began by selling trading cards.
  5. 11. A university is older than the Aztec Empire.
  6. 12. Anything that may have an impact or influence on a system.
  7. 16. A country with a larger surface area than Pluto.
  8. 17. A country that still executed people by guillotine in 1977.
  9. 18. A permanent increase in size and mass of an organism.
  10. 19. A country with two capital cities.
Down
  1. 1. The country with the largest population.
  2. 3. A country with more pyramids than Egypt.
  3. 4. The minerals are forged on Jupiter and Saturn.
  4. 5. The basic unit of a living organism.
  5. 7. The aqueous solution of a acell's cytoplasm.
  6. 8. This company introduced the Stratocaster style of electric guitar in 1954.
  7. 11. A specialized structure found inside cells that carries out a specific life process.
  8. 13. The national animal of Scotland.
  9. 14. The process of forming younher organisms from the older ones.
  10. 15. The subatomic atom having a negative charge and orbiting the nucleus.