In some viruses, $RNA$ is present instead of $DNA$ indicating that
their nucleic acid must combine with host $DNA$ before replication.
they cannot replicate.
there is no hereditary information.
$RNA$ can act to transfer heredity.
Give scientific reasons : $DNA$ and not $RNA$ is the genetic material in majority of organisms.
Transformation was discovered by
What are the properties of Genetic material (DNA/RNA) ?
$DNA$ is the genetic material because
Genes are