CBSE 2026 · Region 3 · Set 1 · Q23 · 3 marks
(a)What is meant by translation in protein synthesis ?(b)Explain charging of tRNA (aminoacylation of tRNA) and mention its importance in the process of translation.
(a)
What is meant by translation in protein synthesis ?
(b)
Explain charging of tRNA (aminoacylation of tRNA) and mention its importance in the process of translation.
Marking-scheme solution
(a)
It is the process of polymerisation of amino acids to form a polypeptide
as per the sequence coded in mRNA
(b)
Amino acids are activated in the presence of ATP and then linked to their corresponding cognate tRNA.
Importance -The formation of peptide bond is favoured energetically.
Molecular Basis of InheritanceTranslationUnderstandshort_answermedium
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CBSE Class 12 Biology past-paper question from the 2026board exam, with the answer as CBSE’s own marking scheme gives it. Where our answers come from.