Introduction to biology

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Across
  1. 5. : The study of animals.
  2. 7. : The study of the development of embryos.
  3. 8. : The study of heredity and variation.
  4. 9. : The use of biological systems for practical purposes.
  5. 10. : The study of microorganisms.
Down
  1. 1. : The study of the structure of organisms.
  2. 2. : The study of how living organisms function.
  3. 3. : The study of the relationships between organisms and their environment.
  4. 4. : The study of plants.
  5. 6. : The study of parasites.