In chromosomes, the material controlling heredity is
$DNA$
Histones
Chromocentres
$RNA$
Give differences : $DNA$ and $RNA$
$DNA$ is found primarily
.......... enzymes are used by Avery, Macleod and Mcarty in their experiment
Genes are
Which property of $DNA$ double helix led Watson and Crick to hypothesise semiconservative mode of $DNA$ replication? Explain.