Biology crossword

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Across
  1. 2. - the study of bacteria
  2. 6. the study of reptiles like lizards,
  3. 9. the study of origin and descent of organisms
  4. 10. the study of birds
  5. 11. the study of fungi
  6. 12. study of metabolism (functions and activities) of organisms and their parts.
  7. 13. study of structure and function of animal and plant cells.
  8. 14. study of formation and development of embryo of plants and animals.
Down
  1. 1. - the study of algae.
  2. 2. the study of plants.
  3. 3. study of fishes.
  4. 4. the study of viruses.
  5. 5. the study of animals.
  6. 7. the study of insects.
  7. 8. study of minute structures or tiny bits of the body at tissue level as seen with the help of a compound microscope.