RNA
n. uncountablen. Stands for ribonucleic acid. A molecule in your cells that carries instructions from your DNA to help build proteins. It acts like a messenger that tells the cell how to grow and function.
n. Abbreviation for ribonucleic acid. A nucleic acid present in all living cells that acts as a messenger carrying instructions from DNA for controlling the synthesis of proteins. In some viruses, it serves as the primary carrier of genetic information.
The vaccine uses a small piece of RNA to teach the body.
Scientists studied how the virus uses its own RNA to hijack the host cell's machinery and replicate itself.
Messenger RNA plays a critical role in gene expression by translating the genetic code stored in the nucleus into functional proteins within the cytoplasm.
Usually uncountable when referring to the substance; can be countable when referring to specific types (e.g., 'different RNAs').