Biology puzzle

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Across
  1. 4. Can't be created or destroyed only transferred
  2. 5. Single cell
  3. 7. Reaction What does Enzymes speed up?
  4. 8. Smallest unit of life.
  5. 10. Agent that infects all life forms
  6. 11. Takes place in the cytoplasm
  7. 14. Blue eyes is an example of ?
  8. 15. Non-living
  9. 16. The largest unit of organization.
  10. 17. Eats both plants and meat
  11. 18. Packed DNA
  12. 19. Has a double helix shape
Down
  1. 1. Carbon dioxide and water in photosynthesis ?
  2. 2. The base pair that only RNA has
  3. 3. 23 Chromosome
  4. 6. What does tRNA carry ?
  5. 9. The system of skin
  6. 12. Take over new environment
  7. 13. The consumer that eat all consumers
  8. 17. Youngsters