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Biology · 2024 · 1 mark
CBSE 2024 · Region 5 · Set 1 · Q14
Assertion (A): In molecular diagnosis, single stranded DNA or RNA tagged with radioactive molecule is called a probe. Reason (R): A probe always…
Assertion (A) : In molecular diagnosis, single stranded DNA or RNA tagged with radioactive molecule is called a probe.
Reason (R) : A probe always searches and hybridises with its complementary DNA in a clone of cells.
Official answer
(A)
Both (A) and (R) are true and (R) is the correct explanation of (A).
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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.