Characteristics of life & scientific method

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Across
  1. 2. Whether something is morally right or wrong
  2. 5. When a theory is seen to be true under all conditions over a long period of time
  3. 9. Process by which plants make their own food using sunlight and carbon dioxide
  4. 13. Group of tissues working together to carry out a function
  5. 14. When a hypothesis has been supported by a large number of replicate experiments and has not been proven wrong so far
  6. 15. Type of reproduction which involves one parent
  7. 16. Smallest unit in the body capable of functioning independently
  8. 18. Group of similar cells working together to carry out a function
  9. 19. Organisms that make their own food
Down
  1. 1. _____ of life; all living things arise from other living things
  2. 3. A _______ experiment is used as a comparison to base the results of the actual experiment off of
  3. 4. A harmless pill similar in shape and colour to the experimental pill used in double blind testing
  4. 6. A repeat of an experiment
  5. 7. Sum of all the chemical reactions in the body
  6. 8. Type of reproduction which involves two parents
  7. 10. An educated guess based on observation
  8. 11. Organisms that have to consume other organisms for nutrition
  9. 12. Elimination of waste products of metabolism from the body
  10. 17. Organisms respond to a _____ in their environment, eg. light