$RNA$ is different from $DNA$ because it contains ...

Which base is present in $RNA$ instead of $Thymine$?

Select the correct sequence of True $(T)$ and False $(F)$ statements from the following:
$(i)$ $\text{Pentose sugar} + \text{base} \rightarrow \text{Nucleotide}$
$(ii)$ $\text{Nucleotide} + \text{phosphate} \rightarrow \text{Nucleoside}$
$(iii)$ $DNA$ contains four bases $A$,$G$,$C$ and $T$
$(iv)$ $RNA$ contains four bases $A$,$G$,$C$ and $U$.

When $RNA$ is hydrolysed,there is no relationship among the quantities of different bases obtained. What does this fact suggest about the structure of $RNA$?

Which of the following is the correct abbreviation for deoxyriboadenosine monophosphate?

Adenine base is present in which of the following?