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प्रश्न
Give an example of a codon having a dual function.
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उत्तर
AUG performs a dual function. It codes for methionine (Met) and works as an initiator codon.
संबंधित प्रश्न
Differentiate between the genetic codes given below:
Degenerate and Initiator
Give reasons:
Genetic code is ‘universal’.
Name the anticodon required to recognize the following codon: AAU.
DNA is a polymer of nucleotides which are linked to each other by 3’-5’ phosphodiester bond. To prevent polymerisation of nucleotides, which of the following modifications would you choose?
Khorana first deciphered the triplet codons of ______.
Because most of the amino acids are represented by more than one codon, the genetic code is ______.
The number of base substitution possible in amino acid codons is ______.
Out of A=T, G =C pairing, bases of DNA may exist in alternate valency state owing to arrangement called ______.
Which out of the following statements is incorrect?
Sickle cell anemia results from a single base substitution in a gene, thus it is an example of ______.
Select the incorrectly matched pair.
AUG on the mRNA will result in the activation of which of the following RNA having the correct combination of amino acids:
| Site A | Site B | |
| A. | UAC | Methionine |
| B. | Methionine | UAC |
| C. | Methionine | AUG |
| D. | AUG | Methionine |
Which of the following organ is essential for photorespiration?
Percentage of mitochondrial DNA in the cell is:
Genetic code is universal, it means ______
Frame shift mutations are caused by ______.
Which of the following statements is the most appropriate for sickle cell anaemia?
There is only one possible sequence of amino acids when deduced from a given nucleotides. But multiple nucleotides sequence can be deduced from a single amino acid sequence. Explain this phenomena.
Which one of the following is a termination codon?
