1. Immunity from vaccination . lasts longer than natural immunity

only lasts for a few days

is not as effective as natural immunity

prevents disease 100 percent of the time

2. How does vaccination work?

Antibodies from donated blood are injected into the body.

A strong form of the disease is injected under the skin.

A weakened form of the disease is inhaled through the nose.

Medication that fights the disease is injected into the bloodstream.

3. Explain how Edward Jenner created a smallpox vaccine.