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प्रश्न
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?
विकल्प
Remove/Replace 3' OH group in deoxy ribose
Remove/Replace 2' OH group with some other group in deoxy ribose
Both ‘B’ and ‘C’
Replace purine with pyrimidines
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उत्तर
Remove/Replace 3' OH group in deoxy ribose
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संबंधित प्रश्न
Differentiate between the genetic codes given below:
Degenerate and Initiator
Name the anticodon required to recognize the following codon: GCA.
Khorana first deciphered the triplet codons of ______.
Amino acids which are specified by single codons are ______.
Which out of the following statements is incorrect?
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:
Methionine carrying tRNA has anticodon:
Genetic code is universal, it means ______
Statement I:
The codon ‘AUG’ codes for methionine and phenylalanine.
Statement II:
‘AAA’ and ‘AAG’ are both codons that code for the amino acid lysine.
In light of the above statements, choose the correct answer from the options given below.
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?
Who proposed that the genetic code for amino acids should be made up of three nucleotides?
All the 64 codons in the dictionary of genetic code were deciphered by ______.
