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Biology · 2024 · 1 mark
CBSE 2024 · Region 1 · Set 1 · Q9
Which one of the following transgenic animals is being used to test the safety of the polio vaccine?
Which one of the following transgenic animals is being used to test the safety of the polio vaccine ?
Official answer
(D)
Mice
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CBSE Class 12 Biology past-paper question from the 2024 board exam, with the answer as CBSE’s own marking scheme gives it. Where our answers come from.