Here's a breakdown:

* Nucleic Acids: These are large biomolecules essential for all known life. They carry genetic information, direct protein synthesis, and play crucial roles in cellular processes.

* DNA (Deoxyribonucleic acid): The genetic material found in most living organisms. It's a double helix structure containing the instructions for building and maintaining an organism.

* RNA (Ribonucleic acid): Plays a crucial role in protein synthesis. It acts as a messenger, carrying the genetic instructions from DNA to the ribosomes, where proteins are made.

So, while DNA and RNA are distinct molecules with different functions, they both fall under the umbrella term of nucleic acids.