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Biology · 2026 · 1 mark
CBSE 2026 · Region 4 · Set 1 · Q5
Choose the correct statements: (i) Polycistronic mRNA is generally found in eukaryotes. (ii) The RNA polymerase II transcribes precursor of mRNA, the…
Choose the correct statements :
(i)
Polycistronic mRNA is generally found in eukaryotes.
(ii)
The RNA polymerase II transcribes precursor of mRNA, the hnRNA.
(iii)
The process of translation of mRNA begins when the mRNA encounters the large subunit of ribosomes.
(iv)
Stop codons do not have any tRNAs. Options :
Official answer
(C)
(ii) and (iv)
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CBSE Class 12 Biology past-paper question from the 2026 board exam, with the answer as CBSE’s own marking scheme gives it. Where our answers come from.