🧬ap biology review

Steroids

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

Steroids are a type of lipid molecule that is characterized by a carbon skeleton with four fused rings. They play various roles in the body, including acting as hormones.