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What is a vaccine ? How do they act to p...

What is a vaccine ? How do they act to provide long term immunity to an individual who is vaccinated ?

A

If both assertion and reason are true and reason is the correct explanation of assertion

B

If both assertion and reason are true but reason is not the correct explanation of assertion

C

If assertion is true but reason is false

D

If both assertion and reason are false

Text Solution

Verified by Experts

The correct Answer is:
A
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