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Biology · 2022 · 2 marks
CBSE 2022 · Region 4 · Set 3 · Q1
What are Interferons? State their role in the treatment of cancer.
What are Interferons? State their role in the treatment of cancer.
Marking-scheme solution
Interferons are a kind of proteins secreted by virus infected cells which protects non-infected cells, help activate immune system and destroy tumours.
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CBSE Class 12 Biology past-paper question from the 2022 board exam, with the answer as CBSE’s own marking scheme gives it. Where our answers come from.