Which set of nitrogenous bases is found in DNA?

In the context of DNA structure, what are the building blocks (monomers) of DNA and RNA?

In the context of DNA structure, DNA is a polymer made of repeating subunits called:

In the context of DNA structure, both DNA and RNA are polymers made of repeating building blocks called:

In the context of DNA structure, the monomers (building blocks) of DNA and RNA are:

In the DNA double helix, what type of bond holds each individual DNA strand together along its sugar-phosphate backbone?

In DNA structure, what is the backbone of DNA primarily composed of?

In double-stranded DNA, adenine (A) always pairs with which base according to Watson-Crick base pairing rules?

Which set correctly lists the four nitrogenous bases found in DNA?