The presence or absence of hydroxy group on which carbon atom of sugar differentiates RNA and DNA.

  • Option 1)

    1st

  • Option 2)

    2nd

  • Option 3)

    3rd

  • Option 4)

    4th

 

Answers (1)

As we learnt in 

Deoxyribonucleic acid (DNA) -

Made up of nucleotides consisting of pentose sugar which is \beta-D-2- deoxyribose, Phosphoric acid and bases (Adenine , Guanine , cytosine and thymine)

-

 

 and

Ribonucleic acid (RNA) -

Made up of nucleotides consisting of pentose sugar which is \beta-D-ribose, Phosphoric acid and bases (Adenine , Guanine , cytosine and uracil)

-

 

 Hydroxy group is present in RNA at Carbon 2, while it is absent in DNA.


Option 1)

1st

This option is incorrect

Option 2)

2nd

This option is correct

Option 3)

3rd

This option is incorrect

Option 4)

4th

This option is incorrect

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