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Biology · 2023 · 1 mark
CBSE 2023 · Region 5 · Set 2 · Q1
Interferons are proteins. In humans they are secreted by:
Interferons are proteins. In humans they are secreted by :
Official answer
(C)
Viral infected cells
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CBSE Class 12 Biology past-paper question from the 2023 board exam, with the answer as CBSE’s own marking scheme gives it. Where our answers come from.