unit 1.1 crossword

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Across
  1. 4. process of an organism self regulating and healing
  2. 5. part of a functioning environment
  3. 6. living things arranged in an orderly way
  4. 9. group of organisms that can breed with one another
  5. 10. addition of mass to an organism
Down
  1. 1. natural changes during the life of an organism
  2. 2. the production of offspring
  3. 3. an individual form of life
  4. 7. reaction to a stimulus
  5. 8. when an inherited characteristic changes over time