Biology

The correct answer is: D.All of these.

Here's why:

A.DNA and RNA: Nucleic acids include both DNA (deoxyribonucleic acid) and RNA (ribonucleic acid). Both DNA and RNA are types of nucleic acids that store and transfer genetic information in living organisms.

B.Polynucleotides: Nucleic acids are polynucleotides, which means they are long chains (polymers) made up of repeating units called nucleotides. Each nucleotide con...