vaccination
- Created by: abic1
- Created on: 13-05-16 17:26
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- vaccination
- uses safe version of a dangerous micro organism
- inject dead or inactive micro organisms
- body produces memory cells that stay in the blood
- if people aren't vaccinated disease spreads quickly
- if live versions are detected, memory cells attack
- epidemics are prevented by vaccinating lots of people
- fewer people to pass it on if majority are vaccinated
- vaccines are never 100% safe
- people react differently due to genetics
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