$mRNA$ is a polymer of

The similarity between $DNA$ and $RNA$ is that both are

Thymine is $........$

Which of the following are the complementary base pairs found in the structure of $DNA$?

In a double-stranded $DNA$,the sequence of base pairs in one strand is $AGCTAAGCC$. What is the complementary sequence on the other strand?

Which one of the following nitrogenous bases is $NOT$ a component of $RNA$?