🧬ap biology review

RRNA

Written by the Fiveable Content Team • Last updated September 2025
Verified for the 2026 exam
Verified for the 2026 examWritten by the Fiveable Content Team • Last updated September 2025

Definition

Ribosomal RNA (rRNA) is a type of RNA that combines with proteins to form ribosomes, which are the factories where protein synthesis occurs in cells.