In chromosomes,the material controlling heredity is

Write a short note on the biochemical characterization of the Transforming Principle.

$A :$ DNase can inhibit the process of transformation.
$R :$ Transformation is the absorption of a $DNA$ segment from the surrounding medium by a living bacterium.

Select the correct statement for the transformation experiment.
$S$-strain (heat-killed) + $R$-strain (live) $\rightarrow$ (injection into mouse) $\rightarrow$ ?

Which strain of bacteria possesses a mucous (polysaccharide) coat?

Define/Explain the following:
$1.$ Transformation
$2.$ Messenger $\text{RNA}$ $(m\text{RNA})$