Messenger RNA
- Pronunciation
- /mes-en-jer ruh-NA/
- Category
- Molecular Biology
- Singular
- Messenger RNA
- Plural
- Messenger RNAs
Definition
A single-stranded RNA molecule that carries genetic information from DNA in the nucleus to the ribosomes in the cytoplasm, where it directs the assembly of proteins.
Etymology
From 'messenger' and 'RNA'.
Example
Messenger RNA (mRNA) molecules are synthesized in the nucleus and then transported to the cytoplasm for protein synthesis.