$mRNA$ was named by:

$A$ - The process of splicing represents the dominance of $RNA$ world.
$R$ - The presence of introns is reminiscent of antiquity.

In which of the following is a $2'-OH$ functional group present on every nucleotide?

How many polynucleotide chains are present in $RNA$?

According to the discovery made in the $1980$s,$RNA$ can act like an enzyme to assemble new $RNA$ molecules on an $RNA$ template. Which of the following statements is not supported by this theory?

Which of the following statements is false for $RNA$?
$(i)$ $RNA$ can directly code for the synthesis of proteins
$(ii)$ It is a very common process to synthesize $DNA$ from $RNA$
$(iii)$ $RNA$ is used as genetic material only in humans
$(iv)$ One polynucleotide chain is present in $RNA$