BIOLOGY

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Across
  1. 3. the passing of traits from parents to their offspring
  2. 7. grouping of organisms according to their structural similarities
  3. 9. the dynamic state of equilibrium in organisms
  4. 10. the study of the functions and mechanisms occurring in living organisms
Down
  1. 1. an ability to produce a fertile offspring
  2. 2. the sum of all chemical reactions that occur in living organisms
  3. 4. the study of genes and heredity
  4. 5. the smallest group of organisms
  5. 6. the study of the immune system
  6. 8. the study of organisms inner structures