CBSE 2023 · Region 1 · Set 3 · Q8 · 1 mark
Which of the following samples of DNA in the table given below will give the desired result during polymerase chain reaction ?
Official answer
From CBSE’s own marking scheme for this paper.
(A)
I — High temp. / $\displaystyle 90$°C — Heat stable
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CBSE Class 12 Biology past-paper question from the 2023board exam, with the answer as CBSE’s own marking scheme gives it. Where our answers come from.