$A$ : Catalytic functions were assigned to $RNA$ molecule during evolution.
$R$ : The rate of mutation is quite fast in $RNA$
Assertion and Reason both are correct and also correct explanation.
Assertion and Reason both are correct but not explanation of assertion.
Assertion is correct, but Reason is incorrect.
Both Assertion and Reason are incorrect.
Describe in short about $RNA.$
Identify the incorrect statement about $RNA.$
Replication was allowed to take place in the presence of radioactive deoxynucleotides precursors in $\rm {E. coli}$ that was a mutant for $\rm {DNA}$ ligase. Newly synthesised radioactive $\rm {DNA}$ was purified and strands were separated by denaturation. These were centrifuged using density gradient centrifugation. Which of the following would be a correct result
Write short note on $RNA$ World.