Which of the following radioactive isotopes were utilised for labelling protein and $DNA$ in transduction experiment respectively?
${}^{32}p\;,{}^{35}p$
${}^{35}s\;,{}^{35}p$
${}^{35}s\;,{}^{32}p$
${}^{32}s\;,{}^{32}p$
Transformation experiments using Pneumococcus bacteria led to the hypothesis that
Name any three viruses which have $RNA$ as the genetic material.
Griffith have performed series of experiments on
A bacterium grown over medium having radioactive Sulphur incorporates radioactivity in
Which of the following is false for $RNA$?
$(i)$ $RNA$ can directly code for the synthesis of proteins
$(ii)$ It is very common process to synthesis $DNA$ from $RNA$
$(iii)$ $RNA$ is used as genetic material only in human
$(iv)$ One polynucleotide chain is present in $RNA$