Immunity and disease

Name: ______________________   Date: ____________

Use the clues to fill in the crossword.

Across

  1. 3. English physician who pioneered vaccination (12)
  2. 6. Taking a ___ as a precaution against contracting a disease (11)
  3. 7. Any substance that stimulates an immune response in the body (7)
  4. 8. Relating to or caused by a virus (5)

Down

  1. 1. A ___ that protects the body from foreign substances and pathogenic organisms by producing (12)
  2. 2. Any of a large variety of proteins normally present in the body or produced in response to (8)
  3. 4. An illness that harms the body (7)
  4. 5. Relating to or caused by ___ (9)