Assertion: Virus-infected cells secrete proteins known as interferons.
Reason: Interferons protect the non-infected cells from bacterial infection.

Assertion is true but Reason is false.

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Both Assertion and Reason are true and Reason is the correct explanation of the Assertion.

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Both Assertion and Reason are false.

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Both Assertion and Reason are true but Reason is not the correct explanation of the Assertion.

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Solution

The correct option is A Assertion is true but Reason is false.
Virus-infected cells secrete proteins called interferons which protect non-infected cells from further viral infection. Interferons are a group of related low molecular weight regulatory cytokines produced by certain eukaryotic cells in response to a viral infection. Besides defending against viruses, they also help to regulate the immune response.

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Similar questions

Assertion: Interferons are the chemicals that help in the elimination of viral infections.

Reason: Interferons released by infected cells, reach nearby unaffected cells and make them resistant to viral infection.

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