♻️ap environmental science review

Cellular Respiration

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

Cellular respiration is the process by which cells convert glucose (sugar) into energy (ATP) through a series of chemical reactions. It occurs in both plants and animals and is essential for their survival.