The two strands of $DNA$ are held together by
peptide bonds
phosphodiester bonds
hydrogen bonds
$S- S$ bonds
Which one of the following is not applicableto $RNA$ ?
$DNA$ was first discovered by
Which of the following is incorrect for $DNA$ structure?
A child receives
If Adenine makes $30\, \%$ of the $DNA$ molecule, what will be the percentage of Thymine, Guanine and Cytosine in it?