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The presence or absence of hydroxy group on which carbon atom of sugar differentiates RNA and DNA ?
  • a)
    1st
  • b)
    2nd
  • c)
    3rd
  • d)
    4th
Correct answer is option 'B'. Can you explain this answer?
Most Upvoted Answer
The presence or absence of hydroxy group on which carbon atom of sugar...
It's on 2nd carbon ....it is absent in DNA ...whereas it is present in RNA ..
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Community Answer
The presence or absence of hydroxy group on which carbon atom of sugar...
The correct answer is option B
RNA has a hydroxyl group on the second carbon which is not present in DNA.
Thus, hydroxyl groups on a second carbon atom of the sugar differentiate between RNA and DNA.
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