Medicine

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Across
  1. 2. A large group of single-cell microorganisms
  2. 3. a doctor who specializes in the study or treatment of heart diseases
  3. 6. A drug used to treat infections caused by bacteria and other microorganisms
  4. 8. a retail store where medicines and miscellaneous articles
  5. 10. a very simple microorganism that infects cells and may cause disease.
Down
  1. 1. The invasion and growth of germs in the body.
  2. 2. red liquid tissue
  3. 4. mask that covers the mouth and nose to protect from pathogens).
  4. 5. a person who is skilled in the science of medicine
  5. 7. central organ of blood circulation
  6. 9. the prominent structure between the eyes that serves as the entrance to the respiratory tract and contains the olfactory organ.