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Question

Consider the following statements about immunisation:
1. BCG and MMR vaccines are live attenuated vaccines.
2. Polio Vaccine and Covaxin are inactivated vaccines.
Which of the above statements is / are correct?

A
1 only
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B
2 only
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C
Both 1 and 2
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D
Neither 1 nor 2
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Solution

The correct option is C Both 1 and 2
Inactivated vaccine uses a version of the virus that is killed. Live-attenuated vaccine uses a living but weakened version of the virus Inactivated vaccines can trigger a strong immune reaction, but it is usually not as strong as the reaction that live attenuated vaccines can produce.

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