Which of the following acts as genetic material?

The given figure represents the experiment of which scientists?

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

Transformation experiments using Pneumococcus bacteria led to the hypothesis that

The scientists involved in the discovery of $DNA$ as the chemical basis of heredity were:

The unequivocal proof that $DNA$ is the genetic material came from the experiments of Hershey and Chase. They worked on which of the following?