🧬ap biology review

ATP

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

ATP (Adenosine Triphosphate) is an energy molecule that provides energy for various cell processes. It consists of adenosine and three phosphate groups that are readily available for cells to use.