In a $125$ amino acid sequence,if the codon for the $25^{\text{th}}$ amino acid is mutated to $UAA$,then:

  • A
    a polypeptide of $24$ amino acids is formed
  • B
    a polypeptide of $124$ amino acids is formed
  • C
    no polypeptides are formed
  • D
    a polypeptide of $25$ amino acids is formed

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Similar Questions

Select the incorrect statement$(s)$.
$i.$ Six codons do not code for any amino acid.
$ii.$ Codon is read in $mRNA$ in a contiguous fashion.
$iii.$ Three codons function as stop codons.
$iv.$ The initiation codon $AUG$ codes for methionine.

After a mutation at the gene level,the traits of an organism change due to a change in which of the following?

Genes express their character by forming

The sequence of a processed $m-RNA$ is given as $5'-AUG\ CUA\ UAC\ CUC\ CUU\ UAU\ CUG\ UGA-3'$. How many amino acids will be present in the polypeptide chain translated from this $m-RNA$?

What controls the primary structure of a protein?

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