CBSE 2024 · Region 1 · Set 1 · Q5 · 1 mark
You know that there are twenty different types of naturally occurring amino acids and four different types of bases in the DNA. A combination of $\displaystyle 3$ such bases code for a specific amino acid. If instead there are $\displaystyle 96$ different amino acids and $\displaystyle 12$ different bases in the DNA, then the minimum number of combination of bases required to form a codon is :
Official answer
From CBSE’s own marking scheme for this paper.
(C)
$\displaystyle 2$
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CBSE Class 12 Biology past-paper question from the 2024board exam, with the answer as CBSE’s own marking scheme gives it. Where our answers come from.