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Which is not the correct statement about...

Which is not the correct statement about RNA and DNA?

A

DNA is active in virus while RNA never appears in virus

B

DNA exists as dimer while RNA is usually single stranded

C

DNA contains deoxyribose as its sugar and RNA contains ribose

D

RNA contains uracil in place of thymine (found in DNA) as a base

Text Solution

Verified by Experts

The correct Answer is:
A
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Knowledge Check

  • Which is the correct statement about Ligands are ?

    A
    nrgative ions only
    B
    neutral molecules only capable of donating the electron pairs(s)
    C
    negative or very rarely positive ions or neutral molecules
    D
    never positive ions .

  • The correct statement regarding RNA and DNA is :

    A
    The sugar component RNA is arabinose and sugar in DNA is ribose
    B
    The sugar component in RNA is 2'deoxyribose and the sugar component in DNA is arabinose.
    C
    The sugar component in RNA is arabinose and the sugar component in DNA is 2' - deoxyribose.
    D
    The sugar component in RNA is ribose and sugar component in DNA is 2'- deoxyribose.

  • Select the incorrect statement about DNA.

    A
    DNA is acidic in nature due to presence of phosphate group.
    B
    DNA act as genetic material in majority of the organisms an it is structurally more stable as compared to RNA.
    C
    In bacteriophage `lambda`, 48502 base pairs are found in DNA.
    D
    F. Meischer first identified the DNA in 1829.

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