Across
- 1. Barnard-performed the first successful heart transplant
- 3. Fleming - discovered penicillin
- 5. - spread mostly to humans
- 8. - believe that the staff shows authority, and the serpent skin shredding symbolizes rebirth
- 9. - help see inside the body
- 10. - a virus that paralyzed adults and children
Down
- 2. Jarvik - creator of artificial hearts
- 4. - carries genetic information
- 6. Jenner - Discovered the smallpox vaccine
- 7. Franklin - invented bifocals