🧬ap biology review

Anticodon

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

An anticodon is a sequence of three nucleotides on a molecule of tRNA that corresponds to a complementary codon in messenger RNA during protein synthesis.