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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
Write the contributions of the following scientists in deciphering the genetic code.
George Gamow; Hargobind Khorana; Marshall Nirenberg; Severo Ochoa
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Which out of the following statements is incorrect?
Some amino acids are coded by more than one codon, hence the genetic code is ______.
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?
Phenylalanine is a ______.
Percentage of mitochondrial DNA in the cell is:
Methionine carrying tRNA has anticodon:
How many codons code for amino acid?
Frame shift mutations are caused by ______.
Statement I: The codon ‘AUG’ codes for methionine and phenylalanine.
Statement II: ‘AAA’ and ‘AAG’ both codons code for the amino acid lysine.
In the 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?
