Vaccine Comp

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Across
  1. 6. Made from weakened viruses.
  2. 7. Once the vaccine is _______, it can be received world wide.
  3. 9. Resistance from something.
  4. 10. Vaccines have to get approval through the ___.
Down
  1. 1. Drugs to help reduce the symptoms of an illness.
  2. 2. To create something over time.
  3. 3. The person who studies viruses.
  4. 4. A type of sickness.
  5. 5. Changing viruses ____ to not get stronger.
  6. 8. In Phase 1, people receive the ____ vaccine.