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3.2 cells- Biology AQA a-level > vaccination > Flashcards

vaccination Flashcards

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1
Q

who pioneered the concept of vaccination ?

A

Edward Jenner

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2
Q

what do vaccinations contain ?

A

antigens or attenuated (chemically weakened ) pathogens

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3
Q

at what percentage of the vaccinated population does herd immunity work best at ?

A

95%

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4
Q
A
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3.2 cells- Biology AQA a-level (12 decks)

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