🧬ap biology review

Copper

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

Copper is a chemical element with the symbol Cu (from Latin: cuprum) and atomic number 29. In biology, copper is an essential trace element that is vital to the health of all living things.